Author Question: Landslides, rock falls, and floods illustrate A) that Earth is made of rock. B) that Earth is ... (Read 212 times)

bobbysung

  • Hero Member
  • *****
  • Posts: 519
Landslides, rock falls, and floods illustrate
 
  A) that Earth is made of rock.
  B) that Earth is very old.
  C) that Earth is dynamic.
  D) that the crust of Earth is stationary and static.

Question 2

Why would a box on a shelf have a higher potential energy than that of a box on a lower shelf?
 
  A) The box on the higher shelf is heavier
  B) The box on the lower shelf was placed there after the higher box.
  C) The box on the higher shelf experiences less gravitational pull; with less gravitational pull comes more weight, thus more potential energy.
  D) It took more work to move the box to the high shelf than to the low shelf



31809pancho

  • Sr. Member
  • ****
  • Posts: 317
Answer to Question 1

Answer: C

Answer to Question 2

Answer: D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

All adverse reactions are commonly charted in red ink in the patient's record and usually are noted on the front of the chart. Failure to follow correct documentation procedures may result in malpractice lawsuits.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

For a complete list of videos, visit our video library