Author Question: The direction of heat flow between two objects depends on the amount of internal energy each of the ... (Read 24 times)

Jramos095

  • Hero Member
  • *****
  • Posts: 528
The direction of heat flow between two objects depends on the amount of internal energy each of the objects has.
 
  Indicate whether the statement is true or false

Question 2

The universe first became transparent to most light, coinciding with the origin of the cosmic background radiation, when the universe cooled enough to allow the formation of
 
  A) atomic nuclei. B) stars and galaxies.
  C) neutral atoms. D) protons and neutrons.
 
  A) 8.7 keV B) 7.8 keV C) 7.8 MeV D) 3.7 MeV E) 8.7 MeV



mrphibs

  • Sr. Member
  • ****
  • Posts: 307
Answer to Question 1

FALSE

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

For a complete list of videos, visit our video library