The moon is a satellite revolves around the Earth. How long does it take to make one revolution?
What is about 28 days?
100
The area in a solar system where a planet must be to obtain the correct amount of energy from a star for life to be possible on its surface.
What is the circumstellar habitable zone (CHZ)?
100
The sun is this far away from earth.
What is 93,000,000 miles?
200
This is the 3rd planet from the sun.
What is earth?
200
The sun is a type of this gas sphere that gives off light and heat.
What is a star?
200
These are hollow pits on the surface of the moon, caused by collisions with objects from outer space.
What are craters?
200
When the sun light shines on more and more of the moon, we say that the moon is doing this.
What is waxing?
200
The standard notation is 445,000,000.
What is 4.5x10e7?
300
This is what all the planets have in common?
What is "they revolve around the sun?"
300
It takes the earth 365 days to do this.
What is revolve (orbit) around the sun?
300
The moon's gravitational pull causes this rise and fall of the ocean.
What are tides?
300
It is during this time of day that shadows on Earth are smallest.
What is midday (or noon)?
300
The scientific notation is 3.2x10e5.
What is 320,000?
400
When an object orbits a a star, it covers the same area in the same time. In order to do this, it must speed up when close to the star, and slow down when farther away from the star.
What is Kepler's Second Law?
400
This is how long it takes earth to complete one rotation.
What is 24 hours --or one day?
400
These are the apparent shapes of the moon. Caused by the sun's light and shadows cast on its surface.
What are phases?
400
These two things cause the earth to experience seasons.
What is the tilt of the earth and its revolution around the sun?
400
The sun is this hot.
What is 10,000 degrees F?
500
Objects closer to a star have a faster orbit than ojects furtehr from a star.
What is Kepler's 3rd Law?
500
The source of energy for the sun.
What is nuclear fusion of hydrogen atoms to become helium atoms?
500
These are higher and lower than normal tides.
What are spring tides?
500
These are created when flux ropes cool away from the sun and land back on the sun's corona causing an area that is less bright than the rest of the sun's corona.
What is a sunspot?
500
It takes light (once left the sun) this long to get to Earth.