Sun
Solar System
Moon
Earth
Atmosphere
100
Earth's sun is this size.
What is what is average size.
100
These other members are in th solar systen besides the sun and planets.
What are comets moons and asteroids.
100
We see different phases of the moon because of this.
What is reflected light from sun.
100
This causes the length of one day of Earth to be 24 hours.
What is Rotation.
100
Where the atmosphere is located.
What is a thin shell around earth.
200
The sun is this much bigger than earth.
What is a million times.
200
Earth's orbit is this shape.
What is circular.
200
Earth orbits the sun while the moon orbits this.
What is Earth.
200
Earth's rotation causes the sun and moon to appear here.
What is eastern horizon.
200
The 4 main things in the atmosphere.
What are nitrogen,oxygen,carbon dioxide and water vapor.
300
Stars are so far away that they look like this
What are points of light.
300
This is the fource that keeps the planets in orbit around the sun.
What is gravity.
300
These result from seeing diffrent portions of the lighted area of the moon's surface.
What are phases of the moon.
300
earth's revolution around the sun defines tje length of a year as this many days.
What is 365 1/4.
300
The atmosphere is divided into many layers with distinct properties.
What is 6.
400
How would you compare distances between stars.
What is vast.
400
The regular and predictable motions in the solar system explain these7 things.
What is a day,a year,phases of moon,eclipses,tides,meteor showers and comets.
400
The phases of the moon reapeat in cyclic pattern this often.
What is a month.
400
These two things cause the season.
What are revolution and tilt.
400
Nearly all weather occurs in yhe lowest layer of the atmospere.
What is the troposphere.
500
What are the major bodies in the solar system.
What is the sun and planets.
500
these 2 things are based on celestial observations.
What are time and the coordinate sysetem.
500
The apparent motions of the sun moon,planets and stars arcoss the sky can be explained by these 2 things.
What is Earth's rotation and revolution.
500
The length of day light depends on these two things.
What is latitude and season.
500
As altitude increases arir pressure does this.
What is decreases.
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