A Special Planet
The Sun
Day and Night
The Year and the Seasons
Earth's Climates and Future
100
The atmosphere is made mostly of _____and _____.
What is nitrogen and oxygen?
100
Earth is about ________ miles from the Sun.
What is 93 million miles?
100
Earth's axis is an imaginary line through the _____& _____ _____.
What is the north and south poles?
100
The Earth takes ___ day(s) to revolve around the Sun.
What is 365 days?
100
The solar radiation varies _____ with time.
What is slowly?
200
The crust is made mostly of ______.
What is silicates?
200
___ ___ drives ocean currents on Earth.
What is The Sun?
200
Earth rotates from ____ to ____.
What is west to east?
200
The revolution is actually longer by __ hours __ minutes and __ seconds.
What is 5 hours 48 minutes and 46 seconds?
200
Places near the equator receive more_______ and thus are warmer.
What is solar radiation (sunlight)?
300
Earth is about _.__ _____ years old.
What is 4.55 billion?
300
The Sun is mostly made of ______.
What is hydrogen?
300
Each full rotation takes about ___ day(s) or __ hours on Earth.
What is 1 day or 24 hours?
300
____ ___th is added to the year when there is a leap year.
What is February 29th?
300
Earth's weather patterns do/don't change that much over 100 years.
What is don't?
400
Earth's rotation is __ hours __ minutes long.
What is 23 hours and 56 minutes?
400
The mass of the sun is _._ x __^^ kg
What is 2.0 x 10^30 kg.
400
The sun rises in the ____ and sets in the ____.
What is rises in the east and sets in the west?
400
The angle the Earth is tilted is.....
What is 23.5 degrees?
400
_______ moderate the temperature of coastal temperatures.
What is oceans?
500
The average temperature is about __° C on Earth.
What is 15° C on Earth?
500
The diameter of the sun is ________ km.
What is 1,390,000 km.
500
____earth hours = 1 rotation.
What is 24
500
The _______ hemisphere tilts toward the sun in the middle of the year.
What is Northern?
500
The _____ layer protects Earth from UV rays
What is ozone?
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