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

Author Question: Today, the U.S. imports about what percentage of the oil it uses? a. 10 b. 25 c. 40 d. 60 e. ... (Read 14 times)

big1devin

  • Hero Member
  • *****
  • Posts: 583
Today, the U.S. imports about what percentage of the oil it uses?
 a. 10 b. 25 c. 40 d. 60 e. 80

Question 2

A 50-gram superball traveling at 25.0 m/s is bounced off a brick wall and rebounds at 22.0 m/s. A high-speed camera records this event. If the ball is in contact with the wall for 3.50 ms, what is the average acceleration of the ball during this time interval?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ebenov

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

d

Answer to Question 2

13 400 m/s2



big1devin

  • Hero Member
  • *****
  • Posts: 583
Both answers were spot on, thank you once again



ebenov

  • Sr. Member
  • ****
  • Posts: 331

 

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

For a complete list of videos, visit our video library