Planets and Dwarf Planets
Asteroids and Meteors
Space Science
Comets
Stars
100
In 2006 this planet was demoted to dwarf planet.
What is Pluto.
100
They come in these three flavors.
What is rock, metal and metal-rock.
100
This attractive force is found in everything.
What is gravity.
100
It is the number of tails that a comet contains.
What is two.
100
This color star is the coolest.
What is red.
200
Planets range in size between these two planets.
What is Mercury and Jupiter.
200
These shooting stars can be seen here.
What is Earth's atmosphere.
200
This theory describes the birth of the universe.
What is the Big Bang Theory.
200
Unlike asteroids or meteors comets contain this.
What is ice.
200
99% of stars are composed of these two gases.
What is hydrogen and helium.
300
Planets’ composition can be described as this.
What is terrestrial or gas.
300
If they hit the ground they are called this.
What are meteorites.
300
This unit allows scientists to measure large distances in space.
What is a lightyear
300
A comet’s tail always points in this direction.
What is away from the sun.
300
This process occurs in a star’s core.
What is nuclear fusion.
400
Aside from their smaller size, dwarf planets differ from planets in this way.
What is an uncleared neighborhood.
400
It is a smaller version of an asteroid.
What is a meteoroid.
400
These factors can change gravitational pull.
What is mass and distance.
400
It describes the shape of a comet’s orbit.
What is narrow and elliptical.
400
These stars are more likely to die faster and in a large super nova.
What is massive.
500
This is the smallest dwarf planet and found between Mars and Jupiter’s orbit.
What is Ceres.
500
In 1908, a meteor struck here.
What is Tunguska, Siberia.
500
This scientist discovered that the universe was expanding.
Who is Hubble.
500
The dust and debris of passing comets can sometimes cause these.
What are meteor showers.
500
This is the largest star, 1800 times the size our sun.
What is VY Canis Majoris.
M
e
n
u