Representing Motion

In a coordinate system, the _____ is the point at which both variables have the value of zero.

• distance
• magnitude
• origin
• vector

In this motion diagram, the length of the arrow indicates how far the it represents is from the origin, or the ____ from the origin.

• distance
• magnitude
• position
• resultant

Final position minus the initial position is called 

• displacement
• distance
• magnitude
• time interval

A common symbol for a time interval uses the Greek letter ________ to represent a change in quantity.

• alpha
• beta
• delta
• gamma

What is plotted on the horizontal axis of a position-time graph?

• motion
• position 
• speed 
• time

_____ is an objects position at a particular instant.

• final position
• instantaneous position
• new position
• real position

A bicyclist maintains a constant velocity of
4.0 m/s for a distance of 480 m. How long does it take the bicyclist to travel this distance?

• 8 secs
• 120 secs
• 476 secs
• 1920 secs

the speed and direction of an object at a particular instant

• average speed

• average velocity

• instantaneous speed

• instantaneous velocity

t_f - t_i

• time interval

• displacement

• average speed

• average velocity

a vector that represents the sum of two or more other vectors

• vector

• scalar

• resultant

• time interval