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physics exam 1 answers
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You see 3 carts moving to the left. Which cart experiences a net acceleration to the left?
a. Cart A which is moving at a constant speed.
b. Cart B which is speeding up.
c. Cart C which is slowing down.
None of the above.
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b. Cart B which is speeding up.
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Terms in this set (20)
You see 3 carts moving to the left. Which cart experiences a net acceleration to the left?
a. Cart A which is moving at a constant speed.
b. Cart B which is speeding up.
c. Cart C which is slowing down.
None of the above.
b. Cart B which is speeding up.
A ball is thrown straight up in the air. In which situation is both the velocity and the acceleration zero?
a. On the way up.
b. At the top of the flight path.
c. On the way down.
d. halfway up and halfway down.
e. None of the above.
e. None of the above.
If the velocity of an object is not zero, the acceleration must be zero. True or false?
False
Which of the following particles have an acceleration?
a. A particle moving in a straight line at a constant speed.
b. A particle moving around a curve at a constant speed.
c. Both of the above.
None of the above.
b. A particle moving around a curve at a constant speed.
The velocity of an object can vary even if the object is moving at a constant speed.
True or false?
True
