Unit 2 Vocab Checkup

Front

Distance

Back

Length between two places

Front

Speed

Back

Rate of change of an object's position.

Front

Velocity

Back

Description of a moving object's speed and direction.

Front

Position:

Back

The location of an object compared with its surroundings.

Front

Acceleration

Back

Change in an object's velocity over time.

Front

Motion

Back

Change in an object's position relative to fixed objects.

Front

Inertia

Back

An object's resistance to a change in its state of motion.

Front

Static friction

Back

The force that resists the initiation of sliding motion between two surfaces in contact and at rest.

Front

Fluid friction

Back

Resistance on objects moving through a liquid or gas; drag.

Front

Rolling friction

Back

Resistance of motion by rolling objects.