Zero Gravity
The pulling force attracting two masses together and is the reason the Moon revolves around Earth is called ________________________.
Gravity
_____ are caused by Moon’s gravitational pull on the Earth.
Tides
Day and night are caused by what?
Earth's rotation on its axis
What phase of the moon is it when the entire lit side of the moon is facing earth?
Full Moon
Earth's ________ around the sun takes 365 days.
revolution
The force opposite of gravity is ___________________.
Air resistance
________occur twice a month when tides are very high and very low.
Spring tides
Why does Earth have seasons?
Its axis is tilted as it moves around the sun
The phase of the moon you see depends on what?
How much of the sunlit side of the moon faces Earth
What moon phase is between first quarter and full moon?
Gibbous
______________ does not change when an object’s location in space changes.
Mass
Tides are on the rise and fall occurring when?
Every 12.5 hours
One complete rotation of the Earth on its axis takes how long?
We see a full moon every ______ days.
29.5 days
23.5
The strength of the force of gravity depends on what?
The masses of the objects and the distance between them.
Tides are caused mainly by what?
Differences in how much the moon pulls on different parts of Earth
When the north end of Earth’s axis is tilted toward the sun, the Northern Hemisphere will experience what?
More direct rays and longer days
On the moon, you weigh _______ less than on Earth.
one sixth
During an eclipse, the darkest part of the shadow is called
umbra
_______________ does change when an object’s location in space changes.
Weight
When do neap tides occur?
When the sun’s pull is at right angles to the moon’s
What field acts like a shield protecting Earth from solar winds?
What results from the moon rotating once for each revolution around Earth?
You never see the far side or other side of the moon from EarthYou see some phases more than others
What day is the sun farthest North or South of the equator?
Solstice