Position and motion U2M1L1

In order to determine an object’s location, you need a _____.

• time

• reference point

• speed

• displacement

Motion can be described through a change in _____.

• speed

• distance

• position

• time

To determine if an object has changed position, you need to know its position relative to

another object.

• True

• False

Which of the following is the least useful object to use as a point of reference for

describing the location of the parked car?

• the bird

• the streetlight

• the store

• the tree

Distance, a reference point, and a reference --??-- are all needed to

determine the position of an object

• position

• direction

• situation

• GPS

A train traveled 250 kilometers (km) from its starting point in 5 hours (h). If the train

continues at the same average speed for another 4 hours, how far will it have traveled

from its starting point?

• 200 km

• 250 km

• 450 km

• 500 km

If you ride your bike around the block, returning to the exact point where you started, your displacement is __??__m?

• 7

• 100

• 0

• 1

You are in a car going 70 km/h and another car passes you going in the opposite direction at 70 km/h. Do both cars have the same velocity?

• Yes, they are traveling at the same speed

• No, they are traveling in different directions

Which line represents travel at the fastest speed?

• A

• B

• C

• All the same speed

The driver has traveled for 45 minutes (0.75h) west down a straight road at 50 km/h. What distance did the driver cover? distance = speed x time

• 40 km

• 30 km

• 37.5 km

• o distance