« previous next »

Author Question: How long is one Hubble time? a. 1/4 the age of the Universe b. 1/2 the age of the Universe c. ... (Read 81 times)

abc

  • Hero Member
  • *****
  • Posts: 543
on: Jul 27, 2018
How long is one Hubble time?
 
  a. 1/4 the age of the Universe b. 1/2 the age of the Universe
  c. the age of the Universe d. double the age of the Universe

Question 2

Which of the following is a force of nature?
 
  a. gravity b. weak
  c. strong d. All of the other choices are correct.


jennafosdick

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jul 27, 2018
Answer to Question 1

c

Answer to Question 2

d


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

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.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Local/long distance cell Signaling Local/long distance cell Signaling
Time Estimates for Specific Office Procedures Time Estimates for Specific Office Procedures
Aggregates are people who happen to be in the same place at the same time. Aggregates are people who happen to be in the same place at the same time.
Long Term Control Medications Long Term Control Medications
Long-term relationships, especially those who are married, having a child Long-term relationships, especially those who are married, having a child
A horizontal, 2.00 m long, 3.00 kg uniform beam that lies along the east-west di A horizontal, 2.00 m long, 3.00 kg uniform beam that lies along the east-west di
Video: Hypoglycemia Animation

For a complete list of videos, visit our video library