Author Question: An open freight car rolls friction free along a horizontal track in a pouring rain that falls ... (Read 95 times)

Themember4

  • Hero Member
  • *****
  • Posts: 538
An open freight car rolls friction free along a horizontal track in a pouring rain that falls vertically. As water accumulates in the car, the car's speed
 
  A) increases.
  B) decreases.
  C) doesn't change.
  D) need more information

Question 2

If a monkey floating in outer space throws his hat away, the hat and the monkey will both
 
  A) move away from each other, but at different speeds.
  B) move away from each other at the same speed.
  C) move a short distance and then slow down.
  D) move a short distance and then go faster.
  E) come to a stop after a few minutes.



Ddddd

  • Sr. Member
  • ****
  • Posts: 334
Answer to Question 1

Answer: B

Answer to Question 2

Answer: A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.

For a complete list of videos, visit our video library