This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: An astronaut stands by the rim of a crater on the Moon, where the acceleration of gravity is 1.62 ... (Read 65 times)

123654777

  • Hero Member
  • *****
  • Posts: 585
on: Jul 29, 2018
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
Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

Answer: A


123654777

  • Hero Member
  • *****
  • Posts: 585
Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


blazinlyss

  • Sr. Member
  • ****
  • Posts: 333
Reply #3 on: Jul 29, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

This is a view of the moon transiting This is a view of the moon transiting
A very high-resolution texture of the Moon, including a normal map A very high-resolution texture of the Moon, including a normal map
moon light moon light
(A) A brisk half-moon stroke is an efficient technique to use with the body brush or exfoliation ... (A) A brisk half-moon stroke is an efficient technique to use with the body brush or exfoliation ...
Moon Moon
Lake Apoyo in Nicaragua occupies the crater of an inactive volcano Lake Apoyo in Nicaragua occupies the crater of an inactive volcano
Video: Digestive chemicals - types & enzymes

For a complete list of videos, visit our video library