Lesson 2 Quiz

Question 1

Which of the following statements about the celestial equator is true at all latitudes?

Answer 1

The celestial equator represents the extension of the earth’s equator onto the celestial sphere

Question 2

What makes the north star special?

Answer 2

It appears very north the north celestial pole

Question 3

Which of the following statements does not use angular size or angular distance correctly?

Answer 3

The angular distance between those two stars is about 2 meters

Question 4

At which of earth’s angles gets the least sunlight? The most?

Answer 4

90 degrees = least; 45degrees = second least; 23.5 degrees = regular; o degrees = second most; 23.5 degrees = most

Question 5

At which of earth’s angles has the least extreme seasons? The most?

Answer 5

90 degrees = least; 45degrees = second least; 23.5 degrees = regular; o degrees = second most; 23.5 degrees = most

Question 6

If tonight is a waxing gibbous, what is the next phase we will see?

Answer 6

full moon

Question 7

What is really happening in space when we see Mars going through apparent retrograde motion?

Answer 7

Apparent retrograde motion happens when the Earth passes another object in orbit

Question 8

Consider a time when Mars is going through apparent retrograde motion. During this time, Mars appears ______ and crosses the meridian around ________.

Answer 8

Brightest; midnight