The Physics of a Road Trip: Vocabulary

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The Physics of a Road Trip: Vocabulary by Mind Map: The Physics of a Road Trip: Vocabulary

1. quantities

1.1. scalar quatntity

1.1.1. a physical measurement that can be described by magnitude only and has no direction

1.1.2. Distance The length of a path between two points

1.2. vector quantity

1.2.1. A physical measurement that contains directional information

1.2.2. Displacement Distance and direction of an object's change in position from the starting point.

2. time

2.1. the measured or measurable period during which an action, process, or condition exists or continues .

2.2. Time Interval

2.2.1. the time between two events

2.3. Interval Time Formula

2.3.1. ti=tf-ti

3. acceleration

3.1. The rate at which velocity changes

3.2. constant acceleration

3.2.1. velocity changing at a constant rate

3.3. acceleration formula

3.3.1. a=vf-vi/t

3.4. units for acceleration

3.4.1. m/s^2

4. motion

4.1. speed

4.1.1. The distance an object travels per unit of time

4.2. velocity

4.2.1. the speed of an object in a particular direction

4.2.2. average velocity the total displacement divided by the time interval during which the displacement occurred

4.2.3. Instantaneous velocity the velocity of an object at some instant or at a specific point in the object's path

4.2.4. velocity formula v=d/t

4.2.5. units for velocity m/s

5. models

5.1. particle model

5.1.1. a simplified version of a motion diagram in which the moving object is replaced by a series of single points

5.2. distance-time graph

5.2.1. Line graph used to show the speed of a moving object

5.3. velocity-time graph

5.3.1. a graph that can be used to plot the velocity of an object versus time and to determine the sign of an object's acceleration

6. force

6.1. A push or pull exerted on an object

6.2. net force

6.2.1. The overall force on an object when all the individual forces acting on it are added together

6.3. force formula

6.3.1. F=ma

6.4. units for force

6.4.1. N (newtons)

7. macroscopic object

7.1. objects large enough to be visible almost practically with the naked eye, without magnifying optical instruments.