Vocab
What is tilt?
The angle between an object's axis and a vertical line
When one side of the Earth is having day, the other side is having ___________
night
What is another name for revolving?
orbiting
When people in Australia(southern hemisphere) are having summer, people in Europe(northern hemisphere) are having_______
winter
In what direction does the sun set?
west
What is an imaginary line that runs through the center of a planetary body, around which it spins?
axis
Why do we have day and night?
The Earth is rotating. The side facing the is having day, and the other side is having night.
How long does it take for the Earth to revolve around the sun once?
365.25 days
The system of gases surrounding Earth is
atmosphere
People in New England experience four very different _____
seasons
What is an object spinning on its axis called?
rotation
Does everyone experience day and night at the same time?
no, half of Earth is in illumination while the other half is in the shadow of Earth.
How long does it take for the Earth to rotate once?
24 hrs or one day
The system of water that is found on, below or above Earth's surface
hydrosphere
In what direction does the sun rise?
East
What is revolving?
the movement of one planetary body around another planetary body
How many times in one day do we have daytime?
one time
How long does it take the moon to revolve?
27-28 days
The longest line of latitude that runs around the planet, halfway between the north and south poles.
equator
The Southern hemisphere is always having the ______ season of what the northern hemisphere is having
opposite
How far is the Earth tilted?
23.5 degrees
Do all latitudes experience the same amount of daylight?
no, the greater the latitude the longer the sun shines in the summer and the shorter the light shines in the winter.
The angle that sunlight strikes a surface is
solar angle.
What are reasons for the seasons on Earth?
the Earth's tilt and revolution around the sun