Author Question: The lunar maria are ancient _______________ that have apparently covered older, cratered lowlands. ... (Read 43 times)

Evvie72

  • Hero Member
  • *****
  • Posts: 519
The lunar maria are ancient _______________ that have apparently covered older, cratered lowlands.
 
  Fill in the blank(s) with correct word

Question 2

The Algol paradox is concerned with ____.
 
  a. the difference between spherical and lobed appearance of planetary nebulae
 b. production of heavy elements in supernova events
 c. stars in close binaries that are lower mass, but more evolved, than their companion
  d. the cooling of matter falling into a compact object in an accretion disk
 e. the change in stellar winds from normal to superwind conditions



emily12345

  • Sr. Member
  • ****
  • Posts: 321
Answer to Question 1

lava flows

Answer to Question 2

c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

Evvie72

  • Hero Member
  • *****
  • Posts: 519
Both answers were spot on, thank you once again




 

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?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

For a complete list of videos, visit our video library