Author Question: Why has Mercury traditionally been such a hard planet to observe and study? What will be an ideal ... (Read 9 times)

naturalchemist · **on:** Jul 27, 2018

Why has Mercury traditionally been such a hard planet to observe and study?

What will be an ideal response?

Question 2

Most pulsars have a measured mass of:

A) about 1.4 solar masses.
B) less than 1.0 solar masses.
C) between 2 and 4 solar masses.
D) 5.2 solar masses.
E) greater than 10 solar masses.

milbourne11 · **Reply #1 on:** Jul 27, 2018

Answer to Question 1

There are two reasons. First, Mercury is a very small planet, so it never appears very large in telescopes. Second, because it orbits so close to the Sun, it can never be viewed under favorable conditions. It is always seen near the horizon, through a lot of atmosphere which distorts its image. Whenever it is in a favorable position for viewing, so is the Sun

Answer to Question 2

A