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

Author Question: According to Hubble's Law, the greater a galaxy's redshift, the: A) closer it is to us. B) ... (Read 26 times)

bb

  • Hero Member
  • *****
  • Posts: 544
on: Jul 27, 2018
According to Hubble's Law, the greater a galaxy's redshift, the:
 
  A) closer it is to us.
  B) younger it is.
  C) faster it's approaching us.
  D) farther it is from us.
  E) greater its mass.

Question 2

What is the light-gathering power of an 8-inch telescope compared to a 4-inch telescope?
 
  A) 2 better
  B) 4 better
  C) 8 better
  D) 16 better
  E) 32 better


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

jordangronback

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

B


bb

  • Member
  • Posts: 544
Reply 2 on: Jul 27, 2018
Gracias!

ricroger

  • Member
  • Posts: 352
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

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?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

A Starburst Galaxy A Starburst Galaxy
The Whole Is Greater than the Sum of its Parts The Whole Is Greater than the Sum of its Parts
Middle age brings greater career satisfaction than young adulthood, sometimes through major job ... Middle age brings greater career satisfaction than young adulthood, sometimes through major job ...
The more air and fuel that can be packed in a cylinder, the greater the density of the air–fuel ... The more air and fuel that can be packed in a cylinder, the greater the density of the air–fuel ...
The impact of climate change is greater in some areas than in others The impact of climate change is greater in some areas than in others
Hubble Space telescope Hubble Space telescope
Video: Stimulus (introduction)

For a complete list of videos, visit our video library