Author Question: A body is oscillating up and down at the end of a spring. Let's consider when the body is at the top ... (Read 49 times)

Beheh

  • Hero Member
  • *****
  • Posts: 520
A body is oscillating up and down at the end of a spring. Let's consider when the body is at the top of its up and down motion. If the earth's mass were suddenly made larger but the moon's mass stayed the same,
 a. the earth would exert a larger force on the moon
  b. the moon would exert a larger force on the earth
  c. the earth would exert a larger force on the moon but the moon would exert the same force on the earth as before
  d. none of the above

Question 2

What does a breeder reactor do?
 a. Produces plutonium from uranium and thereby creates more nuclear fuel than it uses.
  b. Creates independent chain reactions that then separate from their parents and become new energy sources.
  c. Uses controlled rates of reaction to conserve nuclear fuel.
  d. Creates its own neutron bombardment beam out of the neutrons that escape from the uranium as it decays.
  e. Creates its own control rods out of the lead resulting from uranium decay.



quynhmickitran

  • Sr. Member
  • ****
  • Posts: 330
Answer to Question 1

A, B

Answer to Question 2

a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

For a complete list of videos, visit our video library