Sun and Stars
Discoveries
Dwarf Planets
Rocks in Space
Planets
Vocabulary
100
These are called
What are sunspots?
100
This is the heliocentric model
What is the model where the sun is at the center of the solar system?
100
This is the biggest dwarf planet
What is Eris?
100
This is when a meteor becomes a meteorite
What is when it hits Earth's surface?
100
What is Earth?
100
The name given for the first four outer planets: Jupiter, Saturn, Uranus, and Neptune
Gas Giants
200
These are the reddish loops on the sun
What are prominences?
200
This is the geocentric model
What is the model that explained that the sun is at the center of the solar system?
200
This dwarf planet is in the asteroid belt
What is Ceres?
200
Comets are made of this
What is ice, rock, and dust?
200
This planet is called the "red planet"
What is Mars?
200
Inertia
The tendency to keep something moving in a straight line or a stationary object to remain in place
300
This is how many years stars live for
What is 10 billion years?
300
The geocentric model was made by this person
Who is Ptolemy
300
This dwarf planet spins retrograde
What is Pluto
300
This is how big a meteoroid can be
What is 3 feet?
300
This planet has the most confirmed moons
What is Jupiter?
300
The attractive force between two objects
Gravity
400
This is the color of the sun
What is a spectrum of all colors?
400
This is who discovered Jupiter
Who is Galileo Galilei?
400
This is the smallest dwarf planet
What is Ceres?
400
This is how often Halley's comet completes an orbit
What is 75-76 years?
400
This makes Neptune and Uranus blue
What is methane?
400
Meteor
A streak of light in the sky
500
This is how big a water bucket would have to be to put out the sun
What is no amount of water?
500
This planet was found using math
What is Neptune?
500
True or False: Pluto is in the kuiper belt
True
500
Thousands of these hit Earth every day
What are meteorites?
500
This is the goldilocks condition
What is "not to hot, or not to cold?"
500
Nuclear fusion
The process by which hydrogen atoms join together to form helium, releasing energy