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

Author Question: What originally caused the sun to heat up? A) The gases from which it formed had already been ... (Read 9 times)

Alainaaa8

  • Hero Member
  • *****
  • Posts: 576
on: Jul 29, 2018
What originally caused the sun to heat up?
 
  A) The gases from which it formed had already been heated by the Big Bang.
  B) A nearby supernova explosion that occurred during the early stages of the formation of the sun.
  C) Nuclear fusion reactions that occurred during the time when the sun's gases were spread out and beginning to fall together by gravitational attraction.
  D) As the sun's gases gathered together by their own gravity, they accelerated inward and collided.
  E) Electromagnetic radiation from outside the sun heated the sun's gases as they gathered together.

Question 2

Which of these can feel the electric force?
 
  A) neutrino
  B) Z particle
  C) photon
  D) All of the above.
  E) None of the above.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

briseldagonzales

  • Sr. Member
  • ****
  • Posts: 303
Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

E


Alainaaa8

  • Hero Member
  • *****
  • Posts: 576
Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


briseldagonzales

  • Sr. Member
  • ****
  • Posts: 303
Reply #3 on: Jul 29, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

The four ways in which animals exchange heat with the environment are radiation, evaporation, convec The four ways in which animals exchange heat with the environment are radiation, evaporation, convec
Regulation of heat exchange in the skin. Regulation of heat exchange in the skin.
Cerebral aneurysm. A cerebral aneurysm is the abnormal dilation of arteries supplying the brain, whi Cerebral aneurysm. A cerebral aneurysm is the abnormal dilation of arteries supplying the brain, whi
Blue light is scattered more than other wavelengths by the gases in the atmosphere, giving the Earth Blue light is scattered more than other wavelengths by the gases in the atmosphere, giving the Earth
Co-current flow in a concentric tube heat exchanger Co-current flow in a concentric tube heat exchanger
Uticaria, a skin rash caused by type I hypersensitivity. Uticaria, a skin rash caused by type I hypersensitivity.
Video: Nucleic acid digestion - brush border enzymes, end products & transport mechanism

For a complete list of videos, visit our video library