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Study Guide – Astronomy Part 1
1.) What causes day and night on Earth?
2.) Exactly how long is an Earth day?
3.) Exactly how long is an Earth year?
4.) What happens during an Earth Year?
5.) What is a leap day and why do we need leap days?
6.) When was the last leap day? When is the next one?
7.) When is the Earth closest to the Sun?
8.) When it is summer here, what season is it in other parts of the world? Which other parts?
9.) How is the tilt of a solar panel important to the way it works?
10.)
How does the tilt of Earth affect the way it is heated?
11.)
How much is the Earth tilted on its axis?
12.)
Name 3 ways that the tilt of the Earth and its orbit around the Sun impact Earth
13.)
What is the maximum sun angle in Mt Pleasant? What day is this and how many daylight hours
are there on that day?
14.)
If you visited the Moon, what would change: mass or weight?
15.)
What two things affect the force of gravity between two objects?
16.)
What force causes tides?
17.)
What type of tide causes the highest high tides and the lowest tides?
18.)
What causes these tides?
19.)
What are neap tides and what causes them?
20.)
What is happening on the opposite side of Earth when the tide is high here?
21.)
What are the 8 phases of the Moon (in order)?
22.)
What causes us to see the phases of the Moon?
23.)
How does a solar eclipse occur?
24.)
How is a lunar eclipse different than a solar eclipse?
25.)
Which kind of eclipse can be seen by the most people and why?
26.)
What are the shadows of an eclipse called?
27.)
What phases of the moon are associated with each type of eclipse?
28.)
How can the surface features of the Sun affect the Earth?
29.)
Define photosphere
30.)
Corona
31.)
Sunspot
32.)
Prominence
33.)
Solar Flare
34.)
Where in the Milky Way galaxy is the Sun located?
35.)
How big is the Sun compared to Earth?
36.)
How big is the Sun compared to other stars?
37.)
How far away is the Sun from the Earth (in AU and in km)?
38.)
What forces cause the planets to travel in ellipses around the Sun?