Frame of Reference and Motion
Authored by Susan Niver
Physics, Science
7th - 8th Grade
NGSS covered
Used 203+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A place or object used for comparison to determine if another object is in motion is called a
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
If a car passes you going 90 km/hr north while you are driving 80 km/hr north, how fast is the car moving relative to your car
170 km/hr N
170 km/hr S
10 km/hr S
10 km/hr N
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The best reference points are stationary (not moving).
true
false
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A baseball pitcher is warming up as he travels to a game by plane. The plane is flying at 250 m/s North relative to the ground. The pitcher throws the ball at 50 m/s South relative to the airplane. What is the ball’s velocity relative to the ground?
200 m/s South
200 m/s North
250 m/s South
250 m/s North
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The SI (metric) unit for length or distance is
foot (ft)
inch (in)
mile (mi)
meter (m)
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The speedometer on your car tells you
compass direction
density
average speed
instantaneous speed
Tags
NGSS.MS-PS3-1
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
The SI Metric) unit for time is
second (s)
minute (min)
hour (hr)
year (yr)
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