The force that attracts objects towards Earth
Gravity
When an object moves around an orbit
Revolution
When an object spins on an axis
Rotation
When the moon is not visible on Earth because sunlight is falling on the part of moon facing away from us
New Moon
What is the difference between Mass and Weight?
Mass is how much substance there is while Weight is how hard gravity is pulling you
The direction of Gravity in Earth
Towards the Earth
The path that an object moves along
When the earth rotates and faces towards the sun
Day
What is C?
1st Quarter
Explain how a lunar eclipse occurs.
The earth passes between the sun and the moon causing the sun to cast the earth's shadow onto the moon.
The heavier the mass, the.....
The three factors that allow a satellite to stay in orbit
Perfect mass, distance, and speed
When the earth rotates and faces away from the sun
Night
What is F?

Waning Crescent
How does the moon receive its light?
It gets it from the sun
The farther the object from earth, the....
weaker the gravity
How long is 1 revolution?
1 year, 52 week or 365.25 days
How long is 1 rotation
1 day or 24 hours
The moon moves into the shadow of the Earth
Lunar Eclipse
Do lunar eclipses happen during full moons or new moons?
Full moon
Which of the following has the greatest gravity?
Earth, Moon, Mars, Pluto or the Sun?
Sun
What would happen to Earth if there was no gravity within the solar system?
It would fly away
How many rotations does the earth make in 1 revolution?
365.25 revolutions
The moon blocks the light from the sun
Solar Eclipse
Name all the planets in order
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune