« previous next »

Author Question: The Hubble time only describes a Universe that is ____. a. flat b. totally open c. totally closed ... (Read 112 times)

kellyjaisingh

  • Hero Member
  • *****
  • Posts: 540
on: Jul 27, 2018
The Hubble time only describes a Universe that is ____.
 
  a. flat
 b. totally open
 c. totally closed
 d. partially open
 e. partially closed

Question 2

What is released from the proton-proton chain and is immediately absorbed by the surrounding gas, thereby heating it?
 
  a. positrons
 b. gamma rays
 c. deuterium
 d. electron motion
  e. neutrinos


joechoochoy

  • Sr. Member
  • ****
  • Posts: 306
Reply #1 on: Jul 27, 2018
Answer to Question 1

b

Answer to Question 2

b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.

Uranus's aurorae against its equatorial rings, imaged by the Hubble telescope. Unlike the auror Uranus's aurorae against its equatorial rings, imaged by the Hubble telescope. Unlike the auror
Henry Fox Talbot, The Open Door. Henry Fox Talbot, The Open Door.
Under what conditions can part-time employment in high school be a negative influence on school ... Under what conditions can part-time employment in high school be a negative influence on school ...
Pour the injection system cleaning fluid into the open canister. Rubber gloves are highly ... Pour the injection system cleaning fluid into the open canister. Rubber gloves are highly ...
Reconnect the lower and upper back with horizontal stroking from lower back to shoulders. Keep flat, ... Reconnect the lower and upper back with horizontal stroking from lower back to shoulders. Keep flat, ...
The Cosmic Calendar: Concepts of Time The Cosmic Calendar: Concepts of Time
Video: Mechanisms for chromosome movement Animation

For a complete list of videos, visit our video library