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

Author Question: What do sunspots tell us about the Sun's rotation rate? What will be an ideal ... (Read 70 times)

anshika

  • Hero Member
  • *****
  • Posts: 510
on: Jul 27, 2018
What do sunspots tell us about the Sun's rotation rate?
 
  What will be an ideal response?

Question 2

Which two processes can generate energy to help a star or gas cloud maintain its internal thermal pressure?
 
  A) nuclear fusion and nuclear fission
  B) nuclear fusion and supernovae
  C) nuclear fission and supernovae
  D) nuclear fusion and gravitational contraction


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

isabelt_18

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 27, 2018
Answer to Question 1

Watching and timing sunspots as they travel across the Sun's face allows us to measure the rotation rate and determine it does not rotate as a solid body. It experiences differential rotation with different rates near the poles and equator.

Answer to Question 2

D


anshika

  • Member
  • Posts: 510
Reply 2 on: Jul 27, 2018
Gracias!

pratush dev

  • Member
  • Posts: 321
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

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?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

Effects of growth rate on development. Effects of growth rate on development.
Effect of Increasing the Investment Rate on the Steady State Effect of Increasing the Investment Rate on the Steady State
For each function f(x) = 6x^2 - 4, estimate the instantaneous rate of change for the given ... For each function f(x) = 6x^2 - 4, estimate the instantaneous rate of change for the given ...
Calculating Growth Rate of Bacteria Calculating Growth Rate of Bacteria
The radius of the Sun is 6.95 × 108 m. It radiates heat at the rate of 5.32 x 10 The radius of the Sun is 6.95 × 108 m. It radiates heat at the rate of 5.32 x 10
AAC, Inc. is planning to issue $5,000,000 in 180-day maturity notes paying a rate of 12 percent ... AAC, Inc. is planning to issue $5,000,000 in 180-day maturity notes paying a rate of 12 percent ...
Video: Mitosis step-by-step

For a complete list of videos, visit our video library