7th grade science vocabulary

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7th grade science vocabulary por Mind Map: 7th grade science vocabulary

1. Unit 1

1.1. Module 1

1.1.1. lesson 1

1.1.1.1. Matter

1.1.1.1.1. Something that takes up space

1.1.1.2. Liquid

1.1.1.2.1. State of matter that takes shape of its container with particles moving fast

1.1.1.3. Solid

1.1.1.3.1. State of matter that has its own shape with particles close and slow

1.1.1.4. gas

1.1.1.4.1. State of matter that has its own shape with particles far and fast

1.1.1.5. kinetic energy

1.1.1.5.1. Energy of motion

1.1.1.6. tempature

1.1.1.6.1. meausre how hot and cold something is

1.1.1.7. thermometer

1.1.1.7.1. measure how hot something is

1.1.1.8. kelvin scale

1.1.1.8.1. a way to see tempature

1.1.1.9. potenital energy

1.1.1.9.1. The energy something has.

1.1.1.10. thermal energy

1.1.1.10.1. The energy with heat.

1.1.1.11. atoms

1.1.1.11.1. Smallest thing in our universe, makes up everything.

1.1.1.12. substances

1.1.1.12.1. Something in our universe

1.1.1.13. elements

1.1.1.13.1. A thing made from only atoms.

1.1.1.14. compound

1.1.1.14.1. elements that bound with eachother to form something.

1.1.1.15. molecule

1.1.1.15.1. A group of atoms.

1.1.1.16. periodic table of elements

1.1.1.16.1. The table of elements in our universe.

1.1.1.17. element symbol

1.1.1.17.1. The symbol to show the specific element

1.1.1.18. chemical formulas

1.1.1.18.1. A symbol to show how much of what element is in it.

1.1.2. lesson 2

1.1.2.1. Jacques Charles

1.1.2.1.1. British scientist that discovered Volume Tempature Law

1.1.2.2. Volume Tempature Law

1.1.2.2.1. more heat = bigger volume less heat = smaller volume

1.1.2.3. Thermal Contraction

1.1.2.3.1. With less heat the volume decrease

1.1.2.4. Thermal Expansion

1.1.2.4.1. With more heat the volume increase

1.1.2.5. Heat

1.1.2.5.1. Transfer of thermal energy

1.1.2.6. Pressure

1.1.2.6.1. Amount of force something has

1.1.2.7. Phase change

1.1.2.7.1. A change in the state of matter

1.1.2.8. System

1.1.2.8.1. Objects transfer of heat or thermal energy

1.1.2.9. Melting

1.1.2.9.1. Adding heat to something ( Solid to liquid)

1.1.2.10. Freezing

1.1.2.10.1. Freezing something ( liquid to solid)

1.1.2.11. Condensation

1.1.2.11.1. Cooling gas ( gas to liquid)

1.1.2.12. Vaporization

1.1.2.12.1. Adding heat to liquid ( liquid to gas)

1.1.2.13. Boiling Vs Evaportion

1.1.2.13.1. Evaporation is the surface and boiling is the whole thing.

1.1.3. lesson 3

1.1.3.1. Robert Boyles

1.1.3.1.1. British scientist that discovered Boyles law

1.1.3.2. Pressure and volume

1.1.3.2.1. With more pressure volume decreases

1.1.3.3. Pressure and particles

1.1.3.3.1. With more pressure more particles hit each other.

1.1.3.4. Pressure and state of matter

1.1.3.4.1. With more pressure more heat there is.

1.1.4. lesson 4

1.1.4.1. Molecules

1.1.4.1.1. Group of atoms

1.1.4.2. Nonmetal gases

1.1.4.2.1. Single or 2 atoms that are the same, can't use electric

1.1.4.3. Nonmetal solids

1.1.4.3.1. single atom of the same type. horrible for electric

1.1.4.4. Metals

1.1.4.4.1. shiny and malleble slide across without breaking. Lets electric and thermal energy to move in between

1.1.4.5. Iconic compounds

1.1.4.5.1. bonds that form in between of opposite charges ( one element leaves for another )

1.1.4.6. nonpolar compounds

1.1.4.6.1. neutral, don't pull in one direction or another.

1.1.4.7. polar compounds

1.1.4.7.1. one side with a postive charge (+) one side with a negative charge (-)

1.1.4.8. covalent compounds

1.1.4.8.1. Share electrons and not give them away

1.1.4.9. dissolving

1.1.4.9.1. Only atoms witht he same type will disolve ( Polar with Polar, Nonpolar with Nonpolar.

1.2. Moldule 2

1.2.1. lesson 1

1.2.1.1. Quantitive

1.2.1.1.1. charastics you can measure ( mass, density, height)

1.2.1.2. qualitative

1.2.1.2.1. charatics you can measure.

1.2.1.3. mass

1.2.1.3.1. amount of matter there is

1.2.1.4. weight

1.2.1.4.1. amount of gravtional force there is

1.2.1.5. volume'

1.2.1.5.1. amount of space it has

1.2.1.6. density

1.2.1.6.1. the ratio of mass and volume

1.2.1.7. chemical property

1.2.1.7.1. charastic matter you can see

1.2.1.8. flammbility

1.2.1.8.1. matter being burn easily

1.2.1.9. oxidation

1.2.1.9.1. Changing color, (rusting)

1.2.1.10. reactivity

1.2.1.10.1. Substance react to another for a new substance

1.2.1.11. solubility

1.2.1.11.1. can it dissolve.

1.2.2. lesson 2

1.2.2.1. chemical change

1.2.2.1.1. matter turning into a new substance

1.2.2.2. chemical reaction

1.2.2.2.1. old bonds breaking for new bonds

1.2.2.3. chemical equation

1.2.2.3.1. the equation to show how 2 elements form into 1

1.2.2.4. products

1.2.2.4.1. the result or the equation (3)

1.2.2.5. reactants

1.2.2.5.1. the starting element of the equation (2+1)

1.2.2.6. coeffiecnts

1.2.2.6.1. the number infront of the element, to show much there is

1.2.2.7. antoine lavoisier

1.2.2.7.1. french scientist that discovered the law of conservation of mass.

1.2.2.8. law of conservation of mass

1.2.2.8.1. mass can not be created or destroyed

1.2.2.9. atomic mass

1.2.2.9.1. amount of protons and neutrons there was in the element

1.2.3. lesson 3

1.2.3.1. Chemial potentional energy

1.2.3.1.1. Energy released when bonds formed

1.2.3.2. endothermic reactions

1.2.3.2.1. Less energy released to break bonds

1.2.3.3. exothermic reactions

1.2.3.3.1. More energy requried to break bonds

1.2.3.4. concentrations reactions

1.2.3.4.1. more concertrations means more particles hit each other

1.2.3.5. law of conservation of energy

1.2.3.5.1. no energy can be created or destroyed

2. Unit 2

2.1. moldule 1

2.1.1. lesson 1

2.1.1.1. pangea

2.1.1.1.1. All continents joined together 200 million years ago

2.1.1.2. Contiental drift

2.1.1.2.1. Continents moving

2.1.1.3. rock formation evidence

2.1.1.3.1. Mountain ranges getting seprated, volcano rocks showing identical chemistry and age.

2.1.1.4. glacial feature evidence

2.1.1.4.1. Glacials grooves found under different continents as they once together.

2.1.1.5. coal deposit evidence

2.1.1.5.1. coal beds in antartica must shows they had a tropical climate. ( near on the eqauter.

2.1.1.6. fossil evidence

2.1.1.6.1. Fossils of different animals were found on different continents where there suppose to be.

2.1.1.7. alfred wegener

2.1.1.7.1. Person who theorized Pangea.

2.1.2. lesson 2

2.1.2.1. Ocean floor topography

2.1.2.1.1. Data from the ocean

2.1.2.2. Mid ocean ridges

2.1.2.2.1. mountain ranges under water

2.1.2.3. Ocean trenches

2.1.2.3.1. deep underwater troughs

2.1.2.4. Isochron maps

2.1.2.4.1. The map, of the ages.

2.1.2.5. Seafloor spreading

2.1.2.5.1. process of new ocean crust formed in the mid ocean ridges than destroyed at ocean trenches

2.1.2.6. Mamga

2.1.2.6.1. molten rocks under earth, it goes up

2.1.2.7. lava

2.1.2.7.1. magma that eurpted on the surface of the earth

2.1.2.8. Tectonic Plates

2.1.2.8.1. rigid slabs of earth moving with respect to one of other.

2.1.3. lesson 3

2.1.3.1. Convergent Boundry

2.1.3.1.1. 2 plates move towards eachother

2.1.3.2. Divergent boundry

2.1.3.2.1. 2 plates move apart from eachother

2.1.3.3. Transform boundry

2.1.3.3.1. 2 plates move horizantally from each other

2.1.3.4. fold mountains'

2.1.3.4.1. forces that create mountains after 2 plates colliade at a covergent boundry

2.1.3.5. subduction

2.1.3.5.1. a leading edge of a plate folds upwards

2.1.3.6. fault

2.1.3.6.1. a break in earth crust along with movement

2.1.3.7. fault block mountains

2.1.3.7.1. the tension of plates moving apart creates mountains (stretch)

2.1.3.8. volcano

2.1.3.8.1. a vent in eartch crust that magma flows

2.1.3.9. volcanic arc

2.1.3.9.1. volcanos that turn into islands that is a curved line parrell to a plate boundry

2.1.3.10. earth quake

2.1.3.10.1. a natural diaster, rupture and movement at the earth crust. From the stress in the plate boundrys

2.1.3.11. fault zone

2.1.3.11.1. Place where big fractured pieces of crust with a large fault

2.1.3.12. landslide

2.1.3.12.1. soil, rocks and boulders falling at fast speed usually at mountains.

2.1.3.13. tsunami

2.1.3.13.1. a natural diaster, big waves that form whent here is a disturbance suddenly moves an ocean to land

2.1.3.14. impact craters

2.1.3.14.1. meteors from space strike earth, that leaves large impressions.

2.1.4. lesson 4

2.1.4.1. Physical Weathering

2.1.4.1.1. rocks breaking to different sizes and shapes.

2.1.4.2. Frost Wedging

2.1.4.2.1. freezing and thawing, contraction of rocks, breaking them down

2.1.4.3. Plant Action

2.1.4.3.1. plants root system gows to a bigger volume and crack rocks

2.1.4.4. Abrasion

2.1.4.4.1. ice, water and wind make sediments collide with rocks.

2.1.4.5. Wind Abrasion

2.1.4.5.1. Pushes sediments, and weather down rocks.

2.1.4.6. Water Abrasion

2.1.4.6.1. water makes round fragments or pieces as the sediments roll and bounce on the stream on the bottom.

2.1.4.7. Chemical Weathering

2.1.4.7.1. agent of weather change rock composition

2.1.4.8. Oxidation

2.1.4.8.1. oxygen mix with minerals to make oxides

2.1.4.9. Hydrolysis

2.1.4.9.1. minerals that absorb water and change the composition chemically of the material.

2.1.4.10. Carbonation

2.1.4.10.1. Pollutants mix with rain to form acid rain (Carbon Dioxide, Nitrogen, and Sulfure Oxidate)

2.1.4.11. erosion

2.1.4.11.1. sediments moving to a different place

2.1.4.12. Depostition

2.1.4.12.1. settling eroded material

2.1.4.13. Small Scale erosion

2.1.4.13.1. Small amounts of sediments moved to help an ecosystem have stability ( surface runoff, coastal)

2.1.4.14. Surface runoff

2.1.4.14.1. Water flowing on the surface of earth.

2.1.4.15. Coastal Erosion

2.1.4.15.1. Beach, dunes, and vegetation taking away by wind and waves

2.1.4.16. Large scale eorsion

2.1.4.16.1. Large amounts of sediments that destroy ecosystem and make room for new one ( glacial, mass wasting)

2.1.4.17. mass wasting'

2.1.4.17.1. large mass of sediment or rock that moves down a slope by gravity.

2.1.4.18. Glaical Abrasion

2.1.4.18.1. sediments in the ice and scratches rocks

2.1.4.19. Glaical movement

2.1.4.19.1. Huge blocks and chunkc of ice that slowly move across the land.

2.1.5. lesson 5

2.1.5.1. rock

2.1.5.1.1. naturally active sold mixture composed of minerals, smaller rock fragments, organtic matter, or glass

2.1.5.2. mineral

2.1.5.2.1. naturally occuring, inorganic sold with an ending chemical composition and orderly arrangement of atoms or ions.

2.1.5.3. crystalization

2.1.5.3.1. particles dissolve into liquid, lava, or magma solidify and form crystals.

2.1.5.4. igneous extrusive rock

2.1.5.4.1. lava cool and crystallize on earth surface.

2.1.5.5. igneous intrusive rock

2.1.5.5.1. Lava cool and crystallize in earth.

2.1.5.6. sedimentry rock

2.1.5.6.1. rocks that formed from deposited rocks or live organism on the surface of earth.

2.1.5.7. Lithification

2.1.5.7.1. process through which sediment turns into a rock

2.1.5.8. compaction

2.1.5.8.1. weight from the layers of sediment forces out fluids and decreases the space between grains.

2.1.5.9. cementation

2.1.5.9.1. minerals dissolved in surronding water crystallize between grains of sediment

2.1.5.10. metamorphic rock

2.1.5.10.1. rocks that form from other rocks

2.2. module 2

2.2.1. lesson 1

2.2.1.1. Earthquakes and boundarys

2.2.1.1.1. earthquakes form due to the stress in the plate boundarys.

2.2.1.2. Richter scale

2.2.1.2.1. a rating system to see how great seismic waves from the earthquake.

2.2.1.3. Earthquake magintude

2.2.1.3.1. Ritcher scale begins at 1, each number is 10x the lower one (Ex: 1 < 2 by 10x.)

2.2.1.4. Moment scale

2.2.1.4.1. rating scale that measures energy from earth quake

2.2.1.5. strucatal fails

2.2.1.5.1. supporting structures on the ground fail and break, making upper stories fall

2.2.1.6. land slide

2.2.1.6.1. rapid movement down a hill of soil, lose rocks and boulders

2.2.1.7. mercali intensity scale

2.2.1.7.1. system that measures the intensity of an earthquake, aka the effects on its people.

2.2.1.8. liquefiction

2.2.1.8.1. soil becoming liquid, this makes building sink in it

2.2.1.9. tsunami

2.2.1.9.1. a wave of water builded up due to

2.2.2. lesson 2

2.2.2.1. Volcanic belts

2.2.2.1.1. Volcanoes that formmin plate boundarys

2.2.2.2. Hot spots

2.2.2.2.1. Volcanoes that are not associated with plate boundarys

2.2.2.3. Volcanic hazard - mudflows

2.2.2.3.1. Snow and ice with ash, iahars

2.2.2.4. Volcanic hazard-lava flows

2.2.2.4.1. Slow moving lava that becomes hard asnit calms down or cool

2.2.2.5. Volcanic hazard - volcanic ash

2.2.2.5.1. Volcanic ash can interupt air, damage crops and air quality

2.2.2.6. Volcanic hazard- volcanicngases

2.2.2.6.1. Dissolved gases n magma like dioxide and air

2.2.2.7. Volcanic hazard- landslides

2.2.2.7.1. When volcanoes shakes. The area like rocks,

2.2.2.8. Volcanic hazard - pyroclastic flows

2.2.2.8.1. Fast pasting avalanches of hat gas, ash and rock

2.2.2.9. Predicting volcanoes, GAS

2.2.2.9.1. Gas ina volcanoes can be collected in vents, some is not wanted

2.2.2.10. Predicting volcanoes - deformation

2.2.2.10.1. Floor stars to differnclose toneruption

2.2.2.11. Predicting volcanoes - vibration

2.2.2.11.1. Shaking like earthquakesnis a sign

2.2.2.12. Predicting volcanoes - remote sensing

2.2.2.12.1. Remote sensing can show how much heat in a volcano

2.2.2.13. Predicting volcanoes -nlacancollection

2.2.2.13.1. Samples from lavanto see their heat

2.2.3. lesson 3

2.2.3.1. hurricanes

2.2.3.1.1. natural diaster, intense wind

2.2.3.2. Saffir-Simpson hurricane scale

2.2.3.2.1. measures the speed and power of a hurricane. 0-5

2.2.3.3. Tornado

2.2.3.3.1. hot and cold win whirls around with hot and cold air.

2.2.3.4. Enhanced Fujita Damage Intensity scale

2.2.3.4.1. measures the speed and power of a tornado. 0-5

2.2.3.5. flood

2.2.3.5.1. tons of water go in a place (ex: city) Mostly caused by storms and rain

2.2.3.6. drough

2.2.3.6.1. No water in an area

2.2.3.7. drought hazard soil erosion

2.2.3.7.1. plants dying to due to lack of water. Wind can knock out top layer

2.2.3.8. drought hazard wild fires

2.2.3.8.1. fires spreading due to water and dry ness of an area. Can be caused of lighting.

2.2.3.9. drought hazard decrease in water supply

2.2.3.9.1. river and ponds decrease in water size due to dryness and heat.

2.2.3.10. Drought hazard - agricultural impact

2.2.3.10.1. dryness limits agriculture for plants. Affects amount of plants and price

2.2.3.11. Meteorologists

2.2.3.11.1. A job, scientists that try and measiure the weather with devices like weathor balloons.

3. Unit 3

3.1. module 1

3.1.1. lesson 1

3.1.1.1. Natural resources

3.1.1.1.1. Resources from nature

3.1.1.2. ores

3.1.1.2.1. minerals big enough to be mined

3.1.1.3. renewable resource

3.1.1.3.1. sources that can regen faster than it is used up

3.1.1.4. nonrewable resources

3.1.1.4.1. sources that can't regen fast enough that being used.

3.1.2. lesson 2

3.1.2.1. Hydrothermal deposits

3.1.2.1.1. deposits for metallic material

3.1.2.2. Subduction Zones

3.1.2.2.1. tectonic plates

3.1.2.3. Distribution of minerals

3.1.2.4. soil

3.1.2.4.1. loose weather material, breaks rocks

3.1.2.5. 5 factors of soil

3.1.2.5.1. 5 factors that make the form of soil, materiil of the rock,tempature and perceptaination make the climent, topography, shape and steepness. living things tiny bacteria and animals, time, weather constantly acting

3.1.2.6. formation of coal

3.1.2.6.1. coal forms from dead plants that are in the ground compacted with pressure

3.1.2.7. Formation of Oil and Natural Gas

3.1.2.7.1. both come from dead animals with pressure, liquids left behind is oil, if more pressure is there gas is trapped.

3.1.2.8. Porosity

3.1.2.8.1. the space in between water ways, the less, the more easierr for water to pass by.

3.1.2.9. Permeability

3.1.2.9.1. measire of how easily water can flow inbetween rocks

3.1.2.10. Groundwater

3.1.2.10.1. fresh water under earth's surface

3.1.2.11. Groundwater distribution

3.1.2.11.1. limited water, rain bringing water to oceans. Based on where it rains,.

3.1.3. lesson 3

3.1.3.1. Mining

3.1.3.1.1. process of vauble resources of earth getting taking away, such as diamonds, gold, lapuz, rubys, emeralds.

3.1.3.2. dwinding deposits

3.1.3.2.1. population of earth makes more demand for minerals. nonrewable resources however

3.1.3.3. mineral supplies

3.1.3.3.1. minerals prolonged because scientist have found better ways to find minerals. Mainly Africa.

3.1.3.4. fossil fuel extraction

3.1.3.4.1. Deposits extracted by drilling into the ground. Hurts habittat and changes landscape of the area.

3.1.3.5. groundwater overdraft

3.1.3.5.1. groundwater being withdrawn and unable to be replaced.

3.2. module 2

3.2.1. lesson 1

3.2.1.1. material

3.2.1.1.1. something that is made from matter

3.2.1.2. synthetic material

3.2.1.2.1. materials modifed in a through a chemical reaction

3.2.1.3. natural material

3.2.1.3.1. materials made from nature

3.2.1.4. reactant to product

3.2.1.4.1. synethic materials being the result of a chemical reaction

3.2.2. lesson 2

3.2.2.1. Natural Resource Avaibility

3.2.2.1.1. Natural resources are distrubted unevenly, for example china has the most iron and russia have most timber

3.2.2.2. Synthetic Material Population

3.2.2.2.1. Countrys will be more readiily to make making synethic materials from natural resources

3.2.2.3. Indiviusal Soceital Impact

3.2.2.3.1. Synethic can change the world for example ethonal replacing gasoline, being less polluted.

3.2.2.4. By-products

3.2.2.4.1. secondary products that result from a chemical reaction.

4. Unit 4

4.1. Module 1

4.1.1. Lesson 1

4.1.1.1. Photosynthesis

4.1.1.1.1. chemical reactions that convert water, oxygenn and light to food for plant, and oxygen

4.1.1.2. epidermal leaf cells

4.1.1.2.1. Outer layer of the leaf

4.1.1.3. cuticle

4.1.1.3.1. Outer layer produce a wax to protect itself

4.1.1.4. stomata

4.1.1.4.1. a passage for CO2, water vapor, and oxygen

4.1.1.5. mesophyll cells

4.1.1.5.1. 2 kinds of cells, palisades on the top, and spongy cells on the bottom

4.1.1.6. cholorplasts

4.1.1.6.1. Plant cells that absorb light, pigments absorb the light

4.1.1.7. cholorplasts A and B

4.1.1.7.1. The pigments that are responsible for absoring the light, Red and Blue are the strongest, and we see green because it reflects on us

4.1.1.8. Light cycle

4.1.1.8.1. Cholorplasts in the day open up for light, the light is use to cut up H20 for hydrogen and oxygen. The hydrogen is used for night and oxygen is released

4.1.1.9. Night cycle

4.1.1.9.1. the hydrogen gets to be used, and the C02 turns to a solid form of sugar.

4.1.1.10. differant sugars

4.1.1.10.1. Glucose is the average sugar, it depends on the plant of what kind and they use it right away or stored.

4.1.1.11. celluar respiration

4.1.1.11.1. Process of sugar turning to food for the plant called ATP

4.1.1.12. glycolysis

4.1.1.12.1. They split the sugar for energy, if theres oxygen the energy goes to the mitochronchia. IF theres none theres anothe rstep

4.1.1.13. mitochronchia

4.1.1.13.1. Powerhouse cell, the bruing of sugar is the heat we get, requries oxygen

4.1.1.13.2. If theres no oxygen, then it's fermentation, which gives us less ATP but it doesn't need energy

4.1.1.14. Latic Acid Fermentation

4.1.1.14.1. fermentation from animals will create energy and aby-product

4.1.1.15. Ethanol Alcohol Fermentation

4.1.1.15.1. fermentation by plants will creat ethanol alcohol, used for drinks.

4.1.2. Lesson 2

4.1.2.1. producers

4.1.2.1.1. plants, trees grasses. They make their own food

4.1.2.2. consumers

4.1.2.2.1. An organism that eats the producer (rabbits)

4.1.2.3. secondary consumers

4.1.2.3.1. An organism that eats the consumers

4.1.2.4. tertiary consumers

4.1.2.4.1. An organism that eats the secondary consumers

4.1.2.5. detritivores

4.1.2.5.1. Decomposers that get rid of dead organism and returns the nutrients to the producers

4.1.2.6. food chain

4.1.2.6.1. a line/chain of organisms eat eachother, energy passing through

4.1.2.7. food web

4.1.2.7.1. a web of organisms that eat other (more accrute than a food chain)

4.1.2.8. energy pyramind -10% rule

4.1.2.8.1. when an organism eats another, it gets 10% of that organism food, when another organism eats that organism it gets 10% of it's energy.

4.1.3. Lesson 3

4.1.3.1. carbon cycle

4.1.3.1.1. celluar respiration

4.1.3.1.2. photosynthesis

4.1.3.1.3. sedimentation

4.1.3.1.4. decomposition

4.1.3.1.5. fossil fuels

4.1.3.1.6. combustion

4.1.3.2. water cycle

4.1.3.2.1. evaporation

4.1.3.2.2. condensation

4.1.3.2.3. preciptation

4.1.3.2.4. run off

4.1.3.2.5. seepage

4.1.3.3. nitrogen cycle

4.1.3.3.1. precpition

4.1.3.3.2. nitrogen fixation

4.1.3.3.3. ammonification

4.1.3.3.4. assimilation

4.1.3.3.5. denitrification

4.1.3.4. oxygen cycle

4.1.3.4.1. celliuar respiration

4.1.3.4.2. photosynthesis

4.2. Module 2

4.2.1. Lesson 1

4.2.1.1. biosphere

4.2.1.1.1. every organisms/species on earth

4.2.1.2. biome

4.2.1.2.1. regions with same tempatures on earth

4.2.1.3. ecosystem

4.2.1.3.1. a place that all organisms are

4.2.1.4. communties

4.2.1.4.1. tons of organisms (like humans) being in a place

4.2.1.5. population

4.2.1.5.1. the amount of a certain species

4.2.1.6. organism

4.2.1.6.1. a living thing

4.2.1.7. abiotic

4.2.1.7.1. dead/not alive

4.2.1.8. biotic

4.2.1.8.1. living/alive

4.2.1.9. limiting factor

4.2.1.9.1. things that stop overpopulation happening, EX: competeing for food,water and shelter.

4.2.1.10. biotic potential

4.2.1.10.1. a state with no limiting factor and perfect conditions

4.2.1.11. carrying capacity

4.2.1.11.1. the amount a place can support it's species

4.2.1.12. overpopulation

4.2.1.12.1. too much of a certain species

4.2.1.13. extinction

4.2.1.13.1. a certain spcies having no more of it's kind anymore

4.2.1.14. endangered species

4.2.1.14.1. species being in danger of extinction

4.2.1.15. threatened species

4.2.1.15.1. species that at risk but not in dangered yet

4.2.2. lesson 2

4.2.2.1. Symbosis

4.2.2.1.1. a friendship/relationship with other animals

4.2.2.2. commensalism

4.2.2.2.1. One animal benefits and the other animal does not get harmed/benefit.

4.2.2.3. parasitism

4.2.2.3.1. One animal that benefits and the other gets harmed

4.2.2.4. mutualism

4.2.2.4.1. Both animals benefit and don't get harmed

4.2.2.5. cooperative relationships

4.2.2.5.1. Animals interacting with others

4.2.2.6. predator-prey relationships

4.2.2.6.1. An animal eatingit's prey (animal)

4.2.2.7. competitve relationships

4.2.2.7.1. Animals competeing for things they need to live (food,water and shelter)sy

4.2.3. lesson 3

4.2.3.1. ecological succession

4.2.3.1.1. ecosystem changees

4.2.3.2. climax community

4.2.3.2.1. stable and final, no more changes

4.2.3.3. primary succession

4.2.3.3.1. new and untouch land with little soil

4.2.3.4. secondary succession

4.2.3.4.1. ecosystem that has gone through climax community and got destroyed and needs to restart

4.2.3.5. eutrophication

4.2.3.5.1. water becoming nutrients rich from fertilziar

4.2.3.6. Dynamic Equilibrium

4.2.3.6.1. diasters, forest fires, floods and volcanoes

4.2.3.7. Resource Extraction

4.2.3.7.1. humans taking water and oil from the ground, hurting the ecosystems

4.2.3.8. Pollution

4.2.3.8.1. human activitys like factorys cause damage to nature

4.2.3.9. Nonnative species

4.2.3.9.1. species going out their natural habittat and going into human terroirty