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

Author Question: An astronaut stands by the rim of a crater on the Moon, where the acceleration of gravity is 1.62 ... (Read 51 times)

123654777

  • Hero Member
  • *****
  • Posts: 585
An astronaut stands by the rim of a crater on the Moon, where the acceleration of gravity is 1.62 m/s2 and there is no air. To determine the depth of the crater, she drops a rock and measures the time it takes for it to hit the bottom.
 
  If the time is 6.3 s, what is the depth of the crater? A) 10 m
  B) 14 m
  C) 26 m
  D) 32 m
  E) 38 m

Question 2

You throw a golf ball at a massive bowling ball at rest and the golf ball bounces backward from it. After the bounce, compared with the golf ball, the bowling ball has more
 
  A) momentum, but less kinetic energy.
  B) kinetic energy, but less momentum.
  C) momentum and more kinetic energy.
  D) less momentum and less kinetic energy.
  E) not enough information



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

blazinlyss

  • Sr. Member
  • ****
  • Posts: 333
Answer to Question 1

D

Answer to Question 2

Answer: A



123654777

  • Hero Member
  • *****
  • Posts: 585
Both answers were spot on, thank you once again




 

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

For a complete list of videos, visit our video library