Astro General Review

1. What powers the Sun?2. What gas is the Sun made mostly

of?3. T/F The four inner planets are

terrestrial.4. A Comet would differ from an

Asteroid in that the Comet contains ________. ( frozen gases, fragments of all planets, rings, lunar soil)

5. What is the controlling factor in a star’s life? ( distance from the sun, density, mass, number of orbiting planets)

1. Fusion

1. What powers the Sun?2. What gas is the Sun made mostly

of?3. T/F The four inner planets are

terrestrial.4. A Comet would differ from an

Asteroid in that the Comet contains ________. ( frozen gases, fragments of all planets, rings, lunar soil)

5. What is the controlling factor in a star’s life? ( distance from the sun, density, mass, number of orbiting planets)

2. Hydrogen

1. What powers the Sun?2. What gas is the Sun made mostly

of?3. T/F The four inner planets are

terrestrial.4. A Comet would differ from an

Asteroid in that the Comet contains ________. ( frozen gases, fragments of all planets, rings, lunar soil)

5. What is the controlling factor in a star’s life? ( distance from the sun, density, mass, number of orbiting planets)

3. True

1. What powers the Sun?2. What gas is the Sun made mostly

of?3. T/F The four inner planets are

terrestrial.4. A Comet would differ from an

Asteroid in that the Comet contains ________. ( frozen gases, fragments of all planets, rings, lunar soil)

5. What is the controlling factor in a star’s life? ( distance from the sun, density, mass, number of orbiting planets)

4. Frozen gases

1. What powers the Sun?2. What gas is the Sun made mostly

of?3. T/F The four inner planets are

terrestrial.4. A Comet would differ from an

Asteroid in that the Comet contains ________. ( frozen gases, fragments of all planets, rings, lunar soil)

5. What is the controlling factor in a star’s life? ( distance from the sun, density, mass, number of orbiting planets)

5. Mass

6. Which graph or diagram are stars plotted on? (Hertzsprung-Russell, Time-travel, Specific Gravity, Moh’s Hardness Scale)

7. Which is larger, the Solar System or the Milky Way?

8. The Light-year measures ( time, distance, light, years).

9. T/F All galaxies are exactly like the Milky Way.

10.The Solar Nebular Theory is a theory describing the formation of the _______.

6. Hertzsprung-Russell

6. Which graph or diagram are stars plotted on? (Hertzsprung-Russell, Time-travel, Specific Gravity, Moh’s Hardness Scale)

7. Which is larger, the Solar System or the Milky Way?

8. The Light-year measures ( time, distance, light, years).

9. T/F All galaxies are exactly like the Milky Way.

10.The Solar Nebular Theory is a theory describing the formation of the _______.

7. Milky Way

6. Which graph or diagram are stars plotted on? (Hertzsprung-Russell, Time-travel, Specific Gravity, Moh’s Hardness Scale)

7. Which is larger, the Solar System or the Milky Way?

8. The Light-year measures ( time, distance, light, years).

9. T/F All galaxies are exactly like the Milky Way.

10.The Solar Nebular Theory is a theory describing the formation of the _______.

8. Distance

6. Which graph or diagram are stars plotted on? (Hertzsprung-Russell, Time-travel, Specific Gravity, Moh’s Hardness Scale)

7. Which is larger, the Solar System or the Milky Way?

8. The Light-year measures ( time, distance, light, years).

9. T/F All galaxies are exactly like the Milky Way.

10.The Solar Nebular Theory is a theory describing the formation of the _______.

9. False, there are elliptical and irregular

ones also

6. Which graph or diagram are stars plotted on? (Hertzsprung-Russell, Time-travel, Specific Gravity, Moh’s Hardness Scale)

7. Which is larger, the Solar System or the Milky Way?

8. The Light-year measures ( time, distance, light, years).

9. T/F All galaxies are exactly like the Milky Way.

10.The Solar Nebular Theory is a theory describing the formation of the _______.

10. Solar System