Author Question: Copernicus believed the Earth was the center of all celestial motion. Indicate whether the ... (Read 97 times)

2125004343

  • Hero Member
  • *****
  • Posts: 566
Copernicus believed the Earth was the center of all celestial motion.
 
  Indicate whether the statement is true or false

Question 2

An iron core cannot support a star because
 
  A) iron is the heaviest element, and sinks upon differentiation.
  B) iron cannot fuse with other nuclei to produce energy.
  C) iron is in the form of a gas, not a solid, in the center of a star.
  D) iron supplies too much pressure.
  E) iron has poor nuclear binding energy.



cascooper22

  • Sr. Member
  • ****
  • Posts: 312
Answer to Question 1

FALSE

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

For a complete list of videos, visit our video library