Physics-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

In this image, 7 cm represents the ________

• origin
• resultant
• scalar
• interval

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

When did the runner described in the graph reach 15.0 m beyond the starting point?

• 1.0 s
• 2.0 s
• 3.0 s
• 4.0 s

_____ is an objects position at a particular instant.

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

Will the blue jogger catch up to the red jogger?

• no, the lines representing the blue jogger and the red jogger get farther apart as time increases
• no, the blue jogger is not physically fit
• yes, the blue jogger is running faster than the red jogger
• yes, they started at the same time so the red jogger will eventually catch the blue jogger 

The graph represents a hockey puck gliding across a frozen pond.  How far did the puck move between 0 and 4 seconds?

• 20 m
• 40 m
• 60 m
• 80 m