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

Author Question: When you sit in a chair there is necessarily a reaction force to the gravitational force acting on ... (Read 114 times)

gbarreiro

  • Hero Member
  • *****
  • Posts: 566
When you sit in a chair there is necessarily a reaction force to the gravitational force acting on your body. Which of the following best describes this reaction force?
  1.the force of gravity you exert on the Earth
  2.the force you exert downward on the seat of the chair
  3.the normal force exerted by the chair onto you
  4.none of these forces

Question 2

A race car moving quickly around a track collides with a mosquito, which splatters on the car's windshield. Which object experiences a greater magnitude acceleration?
  1.Both experience the same acceleration.
  2.the race car
  3.the mosquito
  4.One cannot tell, you need to know the speeds of the mosquito and the race car.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

katieost

  • Sr. Member
  • ****
  • Posts: 358
Answer to Question 1

1

Answer to Question 2

3




gbarreiro

  • Member
  • Posts: 566
Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it


amandanbreshears

  • Member
  • Posts: 320
Reply 3 on: Yesterday
Excellent

 

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

For a complete list of videos, visit our video library