The velocity vector of an object which is moving in a straight line without stopping always

(A) changes.
(B) has the same length.
(C) points in the same direction.
(D) stays exactly the same.



Questions     What this question is about
08.2



































The velocity vector of an object which is moving in a straight line without stopping always

(B) has the same length.     No.
The object could be speeding up
and slowing down.
The length would then change.

Try again.
Questions     What this question is about
08.2



































The velocity vector of an object which is moving in a straight line without stopping always

(C) points in the same direction.

Yes. It points along the straight line.

Check the other answers.



Questions     What this question is about
08.2



































The velocity vector of an object which is moving in a straight line without stopping always

(D) stays exactly the same.     No.

The length can change if the object
speeds up or slows down.

Try again.
Questions     What this question is about
08.2



































The velocity vector of an object which is moving in a straight line without stopping always

(A) changes.     No.

It could stay the same
if the object moves at a constant rate.

Try again.
Questions     What this question is about
08.2