This occurs when Earth passes through the Moon's shadow.
What is a solar eclipse
100
An event that happens during a new Moon and a full Moon.
What is spring tide
100
A full trip along a planet's orbit.
What is a revolution
100
The sun is this type of star.
What is main-sequence
100
A force of gravity that is so strong, not even light can escape.
What is a black hole
200
A vertical belt in which all locations have the same time.
What is standard time zone
200
When more and more of the moon becomes visible we say that it is...
What is waxing
200
The property that helps keep the planets in orbit, besides gravity
What is inertia
200
The final stage of a star's develoment.
What is a white dwarf
200
Left-overs from the beginnning of the universe.
What is background radiation
300
The cause of seasons during a year
What is the tilt of the Earth's axis of rotation
300
When the moon is a first or third quarter moon the tides will be..
What is neap or high tides are lower than usual and low tides are higher than usual
300
The planets that make up the inner solar system.
What is Mercury, Venus, Earth and Mars
300
This occurs when a star or galaxy is moving away from an observer.
What is expansion redshift
300
A group of star clusters shaped like a football.
What is elliptical galaxy
400
Explain how the sun moves across the sky
What is the sun does not move across the sky, instead the Earth is rotating and making an orbit around the sun
400
Large, flat, and dark surfaces on the moon
What is Maria
400
What is the difference between a meteor, a meteoroid, and a meteorite?
What is
meteoroid=small, rocky or metallic object that orbits the Sun
meteor=a meteoroid that enters Earth's atmosphere
meteorite=a meteoroide that strikes the Earth's surface
400
What do stars that are more massive than our sun become after the main-sequence stage?
What is a supergiant
400
What type of galaxy is the Milky Way
What is spiral galaxy
500
What did the Foucault pendulum prove?
What is the Earth's rotation
500
What were the names of the two men who landed on the moon
What is Neil Armstrong and Buzz Aldrin
500
Name the planets in order starting with the one closest to the sun
What is Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
500
Explain the difference between apparent and absolute magnitude
What is actual brightness=absolute magnitude
the brightness you see from Earth = apparent magnitude