The Moon
Gravity
Seasons
Planet Facts
The Universe and Stars
100
About how long does it take the Moon to make one revolution around the Earth?
About 27 days
100
Gravity depends on two things, name those two things.
Mass and Distance
100
True or false. The Northern and Southern Hemispheres have the same season occurring at the same time.
False
100
What is the 6th planet from the sun?
Saturn
100
True or false. There are billions of galaxies.
True. Some astronomers say there are over 200 billion galaxies.
200
How many phases are there?
8 (New Moon, Waxing Crescent, Half Moon, Waxing Gibbous, Full Moon, Waning Gibbous, Half Moon, Waning Crescent)
200
Who was the first person to define gravity mathematically?
Isaac Newton
200
When it is summer in the Southern Hemisphere, what season is it in the Northern Hemisphere?
Winter
200
Our Solar System has two types of planets. Name these two types, and what surface the planets have.
Terrestrial-Rocky, and Jovian-Gas.
300
What are the phases called when the percentage of Moon illumination is increasing.
Waxing (Crescent and Gibbous)
300
True or false. When the pull of gravity changes, so does your mass.
False. Your mass does not depend of gravity, weight does.
300
What are the two things the seasons depend on?
The tilt of the Earth, and the amount of direct sunlight.
300
Around how long is one year on Mercury?
88 days
300
True or false. Our Sun is big compared to other stars.
False, there are a lot of stars out there that are much bigger than our Sun.
400
What is the phase called when the percentage of illumination is above 50%?
Gibbous (Waxing and Waning)
400
How much is the Moon's gravity compared to Earth's?
The Moon's gravity is 1/6 that of Earth's
400
If it is winter in the Northern Hemisphere, which hemisphere is getting more direct sunlight?
Southern Hemisphere
400
How many planets are in our solar system, and name them in order from the Sun.
8. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.
400
What are some objects in the universe. (3 must be correct to get points)
Stars, galaxies, solar systems, planets, black holes, dwarf planets, asteroids/meteors, gases, moons, nebulae.
500
True or false. The same side of the Moon always faces Earth.
True
500
If there is no such thing as zero gravity, what is the correct term when describing gravity in Space?
Microgravity
500
When does summer begin in the Northern Hemisphere?
June 20-22
500
True or false. The further you get from the Sun, the faster the days are, and the longer the years are.
True
500
Throughout the Universe there are tons of flying shooting stars. What are they really made of?
Shooting stars are actually comets that are burning out when they are making their orbit around the Sun.
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