Effect of Gravity
Forces of attraction between any two objects
Gravity
How often does the Earth rotate on its axis?
24 hours
What are the changes in the moon's appearance called
Phases
Piece of rock that hits the surface of a planet
Meteorite
"Waxing" refers to what?
Getting larger
Curved path that an object follows as it revolves around another object
Orbit
How long does Earth take to complete one revolution?
365 days
Regular rising and falling of the earth's major bodies of water
Tides
Why does the moon appear to shine?
Reflected light from the sun
When an object orbits around another object
Revolution
Amount of matter an object contains
Mass
If it is Spring in the Southern Hemisphere, what season is it in the Northern Hemisphere?
Fall
Full Moon
Low, flat plains on the moon's surface that appear as dark areas
Maria
"Waning" refers to what?
Getting smaller
Objects with a greater mass have a (stronger / weaker) gravitational pull.
Stronger
Passing of the moon between the earth and sun
Solar Eclipse
Circular depression in the moon's surface, usually caused by an objecting hitting the ground
Crater
To spin on its axis
Rotate
The strength of gravity depends on these two things
Mass and Distance
When the Northern Hemisphere is tilted towards the sun, what season is it in?
Summer
Name the phase where the moon is not at all lit
New Moon
Why do we only see one side of the moon from Earth?
Rotates at the same rate it revolves
Passing of the the earth between the moon and sun
Lunar Eclipse