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

Author Question: A water rocket, launched from the ground, rises vertically with acceleration of 20 m/s2 for 1.0 s ... (Read 51 times)

Sufayan.ah

  • Hero Member
  • *****
  • Posts: 512
on: Jul 28, 2018
A water rocket, launched from the ground, rises vertically with acceleration of 20 m/s2 for 1.0 s when it runs out of fuel.. Disregarding air resistance, how high will the rocket rise?
 a. 15 m
  c. 61 m
  b. 30 m
  d. 102 m

Question 2

Mt. Everest is more than 8000 m high. How fast would an object be moving if it could free fall to sea level after being released from an 8000 m elevation? (Ignore air resistance.)
 a. 396 m/s
  c. 1200 m/s
  b. 120 m/s
  d. 12,000 m/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Mollythedog

  • Sr. Member
  • ****
  • Posts: 340
Reply #1 on: Jul 28, 2018
Answer to Question 1

B

Answer to Question 2

A


Sufayan.ah

  • Hero Member
  • *****
  • Posts: 512
Reply #2 on: Jul 28, 2018
TY


Mollythedog

  • Sr. Member
  • ****
  • Posts: 340
Reply #3 on: Jul 28, 2018
You're welcome


« previous next »
 

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

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.

A pteridophyte stem with tracheophyte adaptations for transporting and conserving water. A pteridophyte stem with tracheophyte adaptations for transporting and conserving water.
Water Potential, Solute Potential, and Pressure Potential Water Potential, Solute Potential, and Pressure Potential
A view of a typical filler tube with the fuel tank removed. Notice the ground strap used to help ... A view of a typical filler tube with the fuel tank removed. Notice the ground strap used to help ...
Cold, dense water accumulates around the Arctic and Antarctic Cold, dense water accumulates around the Arctic and Antarctic
The Excretory System Water and waste products from cells The Excretory System Water and waste products from cells
Video: Prone Position

For a complete list of videos, visit our video library