Show:
Sun, Moon, and Earth
Day and Night
Day, Month, Year
Sun, Moon, and Earth 2
Looking Ahead
100
The moon is this many earth's away.
What is 30
100
How long does it take for the earth to make one rotation?
What is 24 hours
100
Exactly how many days are in a year?
What is 365 1/4 days
100
The sun is ______ the size of the earth
What is 109 times
100
Does the sun move across the sky to create shadows?
No, the earth is moving.
200
How old is the moon?
What is 4.3 to 4.5 billion years old
200
The earth spinning on its axis is called a
What is rotation
200
What determines the length of a year?
What is the time it takes for the earth to orbit the sun
200
The moon is how many km away from the earth?
What is 384,000 km
200
The sun rises in the _________ and sets in the _________
What is east then west
300
How many stars are in our solar system?
What is 1, the sun.
300
The side of the earth not facing the sun is experiencing ____
Night
300
How long does it take the moon to revolve around the earth?
What is 27 days or 1 month
300
Why does the moon not experience weather?
No atmosphere!
300
Your shortest shadow is at what time of day?
What is noon.
400
The moon is ____the size of the earth's diameter.
What is 1/4
400
Explain what causes day and night and draw a picture
The earth rotates in its axis. The side of the earth facing the sun experiences day, the side facing away experiences night
400
How often does leap year occur?
What is every 4 years.
400
The distance from the sun to the earth is ______km
What is 150,000,000.
400
What causes seasons?
What is the earth's tilt on its axis.
500
Why do the sun and moon appear to be the same size?
What is the sun is 400 times larger and 400 times farther away than the moon. (Answer must include 400)
500
Explain the difference between rotation and revolution
rotation is an object spinning on it axis revolution is the movement of one object around another object
500
Why do we have leap year?
A year is 365 1/4 days in a year. Every 4 year we have 1 extra day to make up for the 1/4's.
500
The Earth's path around the sun is called it's ______
orbit
500
The northern hemisphere has __________ when it is tilted away from the sun?
What is winer