1. Types of Structures
1.1. Shell Structure ~ It's a strong hollow structure that is
1.1.1. Egg Shells
1.1.1.1. Igloo
1.2. Frame Structure ~ It's a structure that is made up of things that are connected together to form strong objects.
1.2.1. Spider Web
1.2.1.1. Tennis Racket
1.3. Solid Structure ~ It's a structure that is completely solid inside out and is very strong and is very hard to break.
1.3.1. Rock
1.3.1.1. Tree
1.4. Combination Structure ~ It's a structure that is a combination of all the other structures together
1.4.1. House
1.4.1.1. Human
2. Loads
2.1. Loads ~ It's the sum of a static and dynamic load together, and the weight of an object that would be able to support it self
2.1.1. Dynamic load
2.1.1.1. Wind
2.1.2. Static load
2.1.2.1. Elevator
2.1.2.1.1. Bridge
2.1.3. Dead load
2.1.3.1. House
2.1.4. Live load
2.1.4.1. People
3. External Forces
3.1. Gravity ~ It's something that affects all life on earth it is a force that pulls you to the ground
3.1.1. Gravity on a Apple tree
4. Applying Forces
4.1. Point of Application ~ Where the force is directed to .
4.1.1. Wrecking Ball
4.1.1.1. Arrow
4.2. Plane of Application ~ Which level or height are you planning on aiming for
4.2.1. Elevator Levels
4.2.1.1. Level
4.3. Angle of Application ~ From which direction is the force applied from?
4.3.1. Direction
4.3.1.1. Angle
4.4. Speed Of Application ~ How fast did you swing and hit the object desired ?
4.4.1. Turtle
4.4.1.1. Rabbit
4.4.1.1.1. The speed of application also has to do with structures .
5. Stability
5.1. Center Of Gravity ~ Is where the weight of an object is balanced
5.1.1. COG Body
5.1.1.1. COG Body
6. Internal Forces
6.1. Internal force ~ It's a force that an object could move in two different directions. And an object that would be pressed, stretched, and twisted.
6.1.1. Internal forces
6.1.2. Compression ~ A force that squeezes or presses an object together.
6.1.2.1. Squeezing a sponge
6.1.3. Tension ~ It's a force that stretches or expands an object.
6.1.3.1. stretching a spring
6.1.3.1.1. Stretching a spring
6.1.4. Shear ~ It's a force that pushes in two different directions.
6.1.4.1. Elevator up and down
6.1.4.1.1. Elevator up and down
6.1.5. Torsion ~ It;s a force that twists an object
6.1.5.1. Human twisting