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?

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.

1. 👍 2
2. 👎 3
3. 👁 1,641
1. I thought I already replied to this

1. 👍 0
2. 👎 0
2. http://www.jiskha.com/display.cgi?id=1391017066

1. 👍 0
2. 👎 0
3. no you did not

1. 👍 0
2. 👎 0
4. answer B is wrong just took test and got it wrong answer (A) is right

1. 👍 6
2. 👎 0

1. 👍 3
2. 👎 0
6. A is the correct answer for this question / equation.

1. 👍 0
2. 👎 0
7. C
B
C
A

1. 👍 0
2. 👎 1
8. Thanks @horgie I used it to check my answers they were all right!

1. 👍 1
2. 👎 0
9. Thanks @horgie, I got one wrong the first time around, and now i know which one! Thank youuuu!!!

1. 👍 0
2. 👎 0
10. I would put A because I did and it was right

1. 👍 0
2. 👎 0
11. same thanks horgie

1. 👍 0
2. 👎 0

Similar Questions

1. Science

#1. Kilometers per hour describes the speed of an object. ture false **** #2. Which of the following reference points would allow you to observe the speed of a car that you are traveling in? a) an airplane flying across the sky b)

2. physics

An automobile traveling 95 overtakes a 1.10--long train traveling in the same direction on a track parallel to the road. Q1: If the train's speed is 75 , how long does it take the car to pass it Q2:How far will the car have

3. Science

How would the kinetic energy of a 12,000-kg train compare with the kinetic energy of a 900-kg compact car of both were traveling at the same speed?

2.how would the kinetic energy of a 12,000-kg train compare with the kinectic energy of a 900-kg compact car if both were traveling at the same speed? A.the trains kinectic energy would be equal to the cars kinectic energy. B.the

1. physics

2. A freight train traveling with a velocity of 18.0 m/s to the south begins braking as it approaches the train yard. The train’s acceleration while braking is -0.33m/s2. What is the train’s speed after 23 seconds?

#1. Kilometers per hour describes the speed of an object. ture false **** #2. Which of the following reference points would allow you to observe the speed of a car that you are traveling in? a) an airplane flying across the sky b)

3. Algebra

Two trains are 450 miles apart, and are traveling toward each other at the same time. They meet 6 hrs later. The speed of the first train is 25 mph faster than that of the second train. What is the speed of each train?

4. Science

2. Which of the following reference points would allow you to observe the speed of a car that you are traveling in? A. An airplane flying acroos the sky. B. A car traveling next to you at the same speed you are traveling. C. A car

1. Physics

the engineer of a passenger train traveling at 25.0 m/s sights a freight train whose caboose is 200m ahead on the same track. The freight train is traveling at 15.0 m/s in the same direction as the passenger train. The engineer of

2. science

If you were riding on a train, which of the following would look as if it is not moving? the conductor walking by you a building you are passing a flying bird

3. Physics

Two passenger trains are passing each other on adjacent tracks. Train A is moving east with a speed of 35.5 m/s, and train B is traveling west with a speed of 33.4 m/s. (a) What is the velocity (taking due east to be the positive

4. math/story problem

Trains a and b are traveling in the same direction on parallel tracks;Train a is traveling 40mph and train b is traveling 50mph. Train A passes a station at 8:15 am. If train b passes the same station at 8:27 am what time will