This topic contains a solution. Click here to go to the answer

Author Question: Describe the energy of a car driving up a hill. A) entirely kinetic B) entirely potential C) ... (Read 59 times)

hbsimmons88

  • Hero Member
  • *****
  • Posts: 526
Describe the energy of a car driving up a hill.
 
  A) entirely kinetic
  B) entirely potential
  C) both kinetic and potential
  D) gravitational
  E) elastic

Question 2

An acorn falls from a tree. Compare its kinetic energy K, to its potential energy U.
 
  A) K increases and U decreases.
  B) K decreases and U decreases.
  C) K increases and U increases.
  D) K decreases and U increases.
  E) Cannot be determined without knowing the initial height of the acorn.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

vseab

  • Sr. Member
  • ****
  • Posts: 323
Answer to Question 1

C

Answer to Question 2

A




hbsimmons88

  • Member
  • Posts: 526
Reply 2 on: Jul 29, 2018
Gracias!


triiciiaa

  • Member
  • Posts: 349
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

For a complete list of videos, visit our video library