Question

All of the following objects are moving at the same speed. Which one has the greatest kinetic energy?

A.
a bicycle

B.
a motorcycle

C.
a car

D.
a semi tractor-trailer truck

Answer 1

will give fan medal!!

Answer 2

@k_lynn

Answer 3

nevermind got it

Answer 4

Okie doke :)

Answer 5

i got d

Answer 6

A ball is thrown straight up in the air. When will its kinetic energy be the least before it is caught?

A.
at the start of its flight

B.
halfway to the top of its flight

C.
at the end of its flight

D.
at the top of its flight

Answer 7

could u help?

Answer 8

Well when is the ball not moving but is not in contact with anything? When does gravity start pulling it?

Answer 9

the first one i think is motorcycle. and the second one i think is at the end of its flight.
(sorry if this did not help you)