Author Question: Climate models predict that due to the melting of the polar ice caps, sea levels by the end of this ... (Read 78 times)

olgavictoria

  • Hero Member
  • *****
  • Posts: 528
Climate models predict that due to the melting of the polar ice caps, sea levels by the end of this century
 
  A) will remain stable due to increased evaporation into the Earth's atmosphere
  B) may rise by several tens of meters
  C) will actually fall by several inches due to increased evaporation into the Earth's atmosphere
  D) may rise by several meters

Question 2

A fire hose is turned on the door of a burning building in order to knock the door down. This requires a force of 1000. N.
 
  If the hose delivers 40. liters per second, what is the maximum velocity of the stream needed, assuming the water doesn't bounce back?
  A) 50. m/s
  B) 25 m/s
  C) 40. m/s
  D) 15. m/s
  E) 30. m/s



nhea

  • Sr. Member
  • ****
  • Posts: 305
Answer to Question 1

D

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

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

Did you know?

The horizontal fraction bar was introduced by the Arabs.

For a complete list of videos, visit our video library