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

Author Question: When is/was gravitational contraction an important energy-generation mechanism for the Sun? A) ... (Read 116 times)

Medesa

  • Hero Member
  • *****
  • Posts: 507
on: Jul 27, 2018
When is/was gravitational contraction an important energy-generation mechanism for the Sun?
 
  A) only during solar minimum
  B) only during solar maximum
  C) when the Sun was being formed from a collapsing cloud of gas
  D) right after the Sun began fusing hydrogen in its core
  E) when the Sun transports radiation through the convection zone

Question 2

Why did the Moon's internal heat escape more rapidly than Earth's?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

zogaridan

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

Because of the Moon's small size, heat could escape more quickly. The Earth's rocky layers act as a layer of insulation, making it harder for the heat to escape.


Medesa

  • Member
  • Posts: 507
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

31809pancho

  • Member
  • Posts: 317
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

The traits Mendel used in his experiments, and the results of the F1 and F2 generation crosses. The traits Mendel used in his experiments, and the results of the F1 and F2 generation crosses.
Mechanism of Action of Antihypertensive Drugs Mechanism of Action of Antihypertensive Drugs
Energy is released from the breaking of the phosphate bond in ATP when converting to ADP. Energy is released from the breaking of the phosphate bond in ATP when converting to ADP.
Step 8 is very important. Be sure that the customer’s concern has been corrected. Step 8 is very important. Be sure that the customer’s concern has been corrected.
Access to clean drinking water is just as important as adequate nutrition for human health Access to clean drinking water is just as important as adequate nutrition for human health
Gravitational Potential Energy Gravitational Potential Energy
Video: Major Elements in Biological Molecules: Nucleic acids

For a complete list of videos, visit our video library