Vocab
What is the "blue planet"
Earth
the ______ is mainly water
Earth
Put in largest to smallest size order.
Earth, sun, moon
Sun, Earth, Moon
When North America is pointed near the sun it experiences ______.
day
How many seasons are there?
four
What is the ball of gas that produces light and heat energy for Earth?
sun
The sun is a huge ball of _______ with a _______ surface.
gas. surface
When building a model of the Earth, sun and moon. What kind of ball would you use for the moon?
golf ball
When North America is pointed away from the sun it experiences ______.
night
What causes the seasons?
The Earth's revolving around the sun.
What is any object that revolves around another object in space?
What is a similarity between the Earth, sun and moon?
part of the solar system
When building a model of the Earth, sun and moon. What kind of ball would you use for the sun?
Soccer ball
What causes day and night?
Earth rotating on it's axis
During ___________, Earth's axis points towards the sun.
summer
What is an orbit?
the path of one object in space around another object.
Which have physical characteristics of being made up of iron, oxygen, silicon and magnesium.
Earth, sun, moon, or multiple.
Earth and moon
When building a model of the Earth, sun and moon. What kind of ball would you use for the Earth?
baseball
How long does it take for Earth to rotate around once on its axis?
24 hours
During ________, the Earth's axis points away from the sun.
winter
What does revolve mean?
to go around another object
Earth orbits the sun, yet the sun appears to move across Earth's sky, rising in the east and setting in the west. What causes this apparent movement of the sun?
Earth's rotation on its axis approximately every 24 hours.
The moon revolves around the Earth, it takes ______ days.
365
27
The sun rises in the _______. The sun sets in the ______.
east
west
During ______ and _______, Earth's axis points neither away nor toward the sun.
spring fall