This topic contains a solution. Click here to go to the answer

Author Question: A major surprise from space exploration is that ________ exists at the poles of both Mercury and our ... (Read 713 times)

stephzh

  • Hero Member
  • *****
  • Posts: 556
A major surprise from space exploration is that ________ exists at the poles of both Mercury and our Moon.
 
  Fill in the blank(s) with correct word

Question 2

How does Kepler's First Law refine the Copernican model greatly?
 
  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

fdliggud

  • Sr. Member
  • ****
  • Posts: 366
Answer to Question 1

ice

Answer to Question 2

Copernicus, like the Greeks, thought all orbits were circular. But when Kepler used elliptical orbits, particularly with Mars and Mercury, the theory fit the actual observations of planetary motion much better than did the old Ptolemaic one.




stephzh

  • Member
  • Posts: 556
Reply 2 on: Jul 27, 2018
Wow, this really help


dyrone

  • Member
  • Posts: 322
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

For a complete list of videos, visit our video library