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

Author Question: An egg falls from a bird's nest in a tree and feels no effects due to the air. As it falls, A) ... (Read 346 times)

bobthebuilder

  • Hero Member
  • *****
  • Posts: 567
An egg falls from a bird's nest in a tree and feels no effects due to the air. As it falls,
 
  A) only its kinetic energy is conserved.
  B) only its momentum is conserved.
  C) both its kinetic energy and its momentum are conserved.
  D) only its mechanical energy is conserved.
  E) both its mechanical energy and its momentum are conserved.

Question 2

How much kinetic energy does a 0.30-kg stone have if it is thrown at 44m/s
 
  A) 290 J
  B) 580 J
  C) 440 J
  D) 510 J



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

canderson530

  • Sr. Member
  • ****
  • Posts: 317
Answer to Question 1

D

Answer to Question 2

A





 

Did you know?

The FDA recognizes 118 routes of administration.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

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

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

For a complete list of videos, visit our video library