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

Author Question: What prevents gravity from pulling you through the ground to the center of the Earth? Choose the ... (Read 34 times)

rl

  • Hero Member
  • *****
  • Posts: 579
What prevents gravity from pulling you through the ground to the center of the Earth? Choose the best answer.
  1.The density of matter is too great.
  2.The positive nuclei of your bodys atoms repel the positive nuclei of the atoms of the ground.
  3.The density of the ground is greater than the density of your body.
  4.Atoms are bound together by chemical bonds.
  5.Electrons on the grounds surface and the surface of your feet repel one another.

Question 2

Is it feasible to use the physical properties of a simple pendulum to designate the standard values for any of the fundamental quantities? Justify your answer.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fatboyy09

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

5

Answer to Question 2

Yes, length and time could be designated with a pendulum but mass could not. The
simple pendulum equation does not include mass.





 

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Did you know?

In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

For a complete list of videos, visit our video library