Astronomy 1
Astronomy 2
Astronomy 3
Astronomy 4
Astronomy 5
100
This is the study of the universe
What is astronomy
100
The closest planet to the Sun
What is Mercury
100
The name of the galaxy we live in
What is the Milky Way
100
The outer planets are also known as _______ giants.
What are Gas Giants
100
A solar eclipse occurs when the _____ is between earth and the sun
What is the moon
200
How long it takes for the moon to orbit the earth.
What is month (or 28 days)
200
The moon phase that is the beginning of the cycle
What is a new moon
200
The collection of rocks between the inner and outer planets
What is the Asteroid Belt
200
The name of the closest galaxy to Earth.
What is the Andromeda Galaxy.
200
The planet that is missing from this list:
Mercury, Venus, Earth, Jupiter, Saturn, Uranus, Neptune, Pluto, Haumea, Makemake, Eris
What is Mars?
300
When the moon's illumination is shrinking
What is waning?
300
What is an Astronomical Unit (AU)?
The average distance from Earth to Sun
300
The inner planets are called this
What is terrestrial
300
When the Earth blocks the sunlight from the moon?
What is a Lunar Eclipse?
300
How long does sunlight take to reach earth?
What is 8 minutes.
400
Cloud of trillions of comets surrounding the entire solar system?
What is the Oort Cloud
400
The largest planet in our solar system
What is Jupiter
400
Our star and the objects that orbit it, are called this
What is a solar system
400
How does a star's mass affect its life cycle?
What is the more massive the star, the shorter the lifespan
400
What is the Cosmic Microwave Background?
Leftover energy from the Big Bang
500
The first country to put a man on the moon
Who is United States
500
A large chunk of ice, dirt and rocks that usually comes from the Oort Cloud in a long elliptical Orbit
What is a comet?
500
The force that keeps planets orbiting the sun
What is gravity
500
What is nuclear fusion?
Who is hydrogen converting into helium
500
What part of the Universe is expanding?
What is the space between galaxies.
600
This word describes a moon that is getting more illuminated
What is waxing?
600
The time it takes for the earth to orbit around the sun.
What is a year or 365 days
600
One reason dwarf planets are not considered Planets?
What is they have not cleared their own orbit.
600
What is frequency?
the number of waves that pass a fixed point in a given time
600
What is the relationship between frequency and energy?
What is the higher the frequency the higher the energy.
700
Why don't we have eclipses every full and new moon?
The moon's orbit is tilted making eclipses irregular
700
This causes the moon's phases
What is the changing positions of Moon, Earth and Sun
700
When the moon completely blocks the sun from earth
What is a Solar Eclipse?
700
What is the size of the Milky Way galaxy?
What is 100,000 light years
700
How many galaxies are their in the Observable Universe (approx.)
What is 2 billion
800
This phase of the moon is called this
What is a waning gibbous moon?
800
This phase of the moon is called this.
What is a waxing crescent?
800
This is what we call the moon when the illuminated side faces away from the earth
What is a new moon?
800
This is what we call the moon when the entire illuminated side faces the earth
What is a full moon?
800
How far is the nearest star Proxima Centauri?
4.2 light years