Choose the correct answer.

A frame of reference is a coordinate system in which the __________ of objects is determined.
A. position
B. speed
That's Correct!
It's Wrong!

A frame of reference based on a reference point is chosen relative to the position of an object.

In the picture above, the person sitting in the train seems to be moving, but it is actually the train moving while the person is still. The person’s position in the train does not change.

On the other hand, speed is not measured in the same way as position.

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Key Data

Questions
27
Grade
4, 5
Theme
MOTION
Passing score
80%

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8 Incorrect
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