Author Question: That the Tharsis region on Mars has so few craters A) suggests it is the youngest region on the ... (Read 63 times)

ghost!

  • Hero Member
  • *****
  • Posts: 560
That the Tharsis region on Mars has so few craters
 
  A) suggests it is the youngest region on the planet.
  B) suggests it is at the center of a particularly strong magnetic field.
  C) is due to annual flooding and water erosion.
  D) proves tectonic activity is taking place.
  E) is due to the very low elevation of the region.

Question 2

Which type of reflector telescope would be the easiest to construct, and why?
 
  What will be an ideal response?



Briannahope

  • Sr. Member
  • ****
  • Posts: 364
Answer to Question 1

A

Answer to Question 2

The prime focus reflector needs only a single optical surface, on the front of the main mirror.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

ghost!

  • Hero Member
  • *****
  • Posts: 560
Both answers were spot on, thank you once again




 

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

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.

For a complete list of videos, visit our video library