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- 1. Multiple Choice
Pegasus is a group of stars visible in the northern hemisphere. Why don’t we see it all year?
Earth’s rotation on its axis
The Sun’s movement across the sky
The Moon’s orbit around the Earth
Earth’s movement around the Sun
- 2. Multiple Choice
Observing the sun throughout the day over the same location will show the sun in different parts of the sky. What causes this?
Orbit of Earth around the sun.
Movement of the Sun through space.
rotation of the Earth on its axis
Reflection of the Sun off the Moon.
- 3. Multiple Choice
What is the force that keeps Earth in its orbit around the Sun?
Gravity
Speed
Motion
Weight
- 4. Multiple Choice
What is the spinning motion of a planet on its axis?
Orbit
Rotation
Satellite
revolution
- 5. Multiple Choice
An object with greater __________ is more difficult to start or stop?
Inertia
Planetary force
Gravitational force
Keller’s force
- 6. Multiple Choice
What is the Law that says every object in the universe attracts every other object?
Conservation of matter
Superposition
conservation of energy
Universal gravitation
- 7. Multiple Choice
What word do we use to describe one object moving around another object?
Orbit
Rotation
Revolution
Gravity
- 8. Multiple Choice
Which best explains why we have night?
Clouds cover the Sun on that part of Earth
That part of Earth is pointed away from the Sun
The shadow of the moon falls on that part of Earth
temperature gets low
- 9. Multiple Choice
The sun appears to rise in the east and set in the west. What change would cause the Sun to appear to rise in the west and set in the east?
Earth rotating in the opposite direction
Earth rotating twice as fast
Earth moving closer to the sun
Earth moving around the sun in the opposite direction
- 10. Multiple Choice
What factors determine the strength of the force of gravity?
Interim, gravity, and weight
Shape of the object
Speed of the object divided by the weight
Size and distance between the objects
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