Position and motion U2M1L1

Front

In order to determine an object’s location, you need a _____ (Options: time, reference point, speed, displacement).

Back

reference point

Front

Motion can be described through a change in _____.

Back

position

Front

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

Back

True

Front

Which is the least useful reference point for describing the location of the parked car? Options: the bird, the streetlight, the store, the tree.

Back

the bird

Front

Distance, a reference point, and a reference --??-- are all needed to determine the position of an object.

Back

direction

Front

A train traveled 250 km in 5 hours. If it continues at the same average speed for another 4 hours, how far will it have traveled from its starting point?

Back

450 km

Front

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

Back

0

Front

Do both cars have the same velocity if one is going 70 km/h and another passes in the opposite direction at 70 km/h?

Back

No, they are traveling in different directions

Front

Which line represents travel at the fastest speed? Options: A, B, C, All the same speed

Back

A

Front

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

Back

37.5 km