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

Author Question: When are Mercury and Venus easiest to observe from Earth? Why? How much of then can we see at that ... (Read 80 times)

mwit1967

  • Hero Member
  • *****
  • Posts: 501
When are Mercury and Venus easiest to observe from Earth? Why? How much of then can we see at that time?
 
  What will be an ideal response?

Question 2

The darkness of the night sky in an infinite universe is addressed in
 
  A) Steady State Physics.
  B) the Cosmological principle.
  C) General Relativity.
  D) Special Relativity.
  E) Olbers's paradox.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Benayers

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

At greatest elongations, they rise farthest east and west of the Sun, and can be best seen in evening and morning twilight. But they will appear only half lit.

Answer to Question 2

E



mwit1967

  • Hero Member
  • *****
  • Posts: 501
Both answers were spot on, thank you once again




 

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?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

For a complete list of videos, visit our video library