Author Question: How are the polar regions of Mercury and the Moon similar? A) Both are covered by huge mare-type ... (Read 63 times)

BRWH

  • Hero Member
  • *****
  • Posts: 553
How are the polar regions of Mercury and the Moon similar?
 
  A) Both are covered by huge mare-type basins from impacts.
  B) Both seem to have ice pockets in the deepest, darkest crater floors.
  C) Both have bright dry ice polar caps, like Mars.
  D) Both have lakes of liquid water under their regolith.
  E) Both have been hit by large comets that melted there.

Question 2

If the Hubble Constant is 70 km/sec/Mpc, the accelerating universe is about 10 billion years old.
 
  Indicate whether the statement is true or false



mmj22343

  • Sr. Member
  • ****
  • Posts: 297
Answer to Question 1

B

Answer to Question 2

FALSE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

For a complete list of videos, visit our video library