Asked by Can you help me pls
A metal ball is placed in a device with a spring that has been compressed past its equilibrium point so that when the spring is released, it will propel the ball into the air. The device is set up on a table one meter above the floor. Which components make up the initial energy of the system?
A) spring potential energy and kinetic energy
B) kinetic energy, spring potential energy, and gravitational potential energy
C) gravitational potential energy only
D) spring potential energy and gravitational potential energy
A) spring potential energy and kinetic energy
B) kinetic energy, spring potential energy, and gravitational potential energy
C) gravitational potential energy only
D) spring potential energy and gravitational potential energy
Answers
Answered by
R_scott
no K.E. until the ball is moving
Answered by
jenna
The answer is D, "spring potential energy and gravitational potential energy". Here are the answers for the following questions:
2. 490 joules
3. 75 joules
4. 650 joules
5. thermal energy
Hope this helps! :)
2. 490 joules
3. 75 joules
4. 650 joules
5. thermal energy
Hope this helps! :)
Answered by
xxJellyfishxx
jenna is 100% correct
Answered by
Chotoko
Thanks Jenna
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.