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

Author Question: The Hubble time is____. a. an estimate of the age of the Universe b. the time needed for a galaxy ... (Read 99 times)

Davideckstein7

  • Hero Member
  • *****
  • Posts: 555
on: Jul 27, 2018
The Hubble time is____.
 
  a. an estimate of the age of the Universe
 b. the time needed for a galaxy to travel 1 Mpc
 c. not connected to Hubble law of galactic redshifts
  d. the time for light to cross the Universe
 e. the time needed for galaxies to form

Question 2

Of the following parts of the Sun, which is the hottest?
 
  a. chromosphere
  b. supergranules
  c. photosphere
 d. corona
 e. sunspots


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

robbielu01

  • Sr. Member
  • ****
  • Posts: 336
Reply #1 on: Jul 27, 2018
Answer to Question 1

a

Answer to Question 2

d


Davideckstein7

  • Member
  • Posts: 555
Reply 2 on: Jul 27, 2018
Excellent

softEldritch

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

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?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

The Geologic Time Scale The Geologic Time Scale
The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim
When Union troops pushed toward Richmond in June of 1862, these slaves crossed the Rappahannock Rive When Union troops pushed toward Richmond in June of 1862, these slaves crossed the Rappahannock Rive
Bolts and screws have many different heads. The head determines what tool is needed. Bolts and screws have many different heads. The head determines what tool is needed.
Increased amounts of "screen time" are contributing to decreased amounts of physical ... Increased amounts of "screen time" are contributing to decreased amounts of physical ...
Disitive Time For Fruits Disitive Time For Fruits
Video: Effect of the environment on coat color in the Himalayan rabbit Animation

For a complete list of videos, visit our video library