4.how does the kinectic energy of a 10,000-kg train traveling at a speed of 10 m/s compare with that of a 2,600-kg compact car traveling twice as fast?

Question

A.the train has less kinectic energy than the car.

B.the train has more kinectic energy than the car.(I PICK THIS)

C.the train has the same kinectic energy as the car.

Answer 1

I thought I already replied to this

Answer 2

http://www.jiskha.com/display.cgi?id=1391017066

Answer 3

no you did not

Answer 4

answer B is wrong just took test and got it wrong answer (A) is right

Answer 5

Correct Answer is A

Answer 6

A is the correct answer for this question / equation.

Answer 7

C
B
C
A

These are the answers. Please only use for checking answers. :)

Answer 8

Thanks @horgie I used it to check my answers they were all right!

Answer 9

Thanks @horgie, I got one wrong the first time around, and now i know which one! Thank youuuu!!!

Answer 10

I would put A because I did and it was right

Answer 11

same thanks horgie