History, 13.12.2020 21:30 mmm5398

4. A ball fell to the floor after rolling off a table. What was true of the ball's energy as it fell? A. The ball's potential energy must have remained the same as it fell to conserve
mechanical energy.
B. The ball's kinetic energy must have remained the same as it fell to conserve mechanical
energy.
C. The ball's potential energy decreased as it fell, so its kinetic energy must have increased
to conserve mechanical energy.
D. The ball's potential energy decreased as it fell, so its kinetic energy must have decreased
to conserve mechanical energy.
5. A child picks a ball up from the ground, then places it on a table. The ball rolls on the table's
surface. Which statement is true?

Answers: 3

Show answers

Another question on History

History, 21.06.2019 14:30

Which amendment prohibits federal and state courts and federal administrative agencies from hearing cases in which a private party names a state as a defendant without the state's consent?

Answers: 1

Answer

History, 21.06.2019 23:00

16.which statement best describes hinduism? it is a polytheistic religion with a countless number of gods.it is a monotheistic religion with a single god in a single form.it is an atheistic religion.it is a monotheistic religion with a single god in many forms.

Answers: 1

Answer

History, 22.06.2019 00:00

The fact that were was no national military under the articles of confederation was a weakness in which area of government? a.)legislative b.)judicial c.) administrative d.)economic

Answers: 1

Answer

History, 22.06.2019 02:00

Who memorized the design for the water frame in order to smuggle the plans to the united states? a) james hargreaves b) edward cartwright c) samuel slater d) richard arkwright

Answers: 3

Answer

You know the right answer?

4. A ball fell to the floor after rolling off a table. What was true of the ball's energy as it fell...

Questions