PLANETS
STARS
VOCABULARY
STUDYING THE SOLAR SYSTEM
MISC.
100
The number of of planets in our solar system.
What is eight?
100
The star that is at the center of the solar system.
What is the sun?
100
A representation of how something looks or works.
What is a model?
100
Used by scientist to analyze light.
What is a spectroscope?
100
It observes objects in space from above the Earth's atmosphere.
What is the Hubble Space Telescope?
200
The path planets move in around the sun.
What is an elliptical path?
200
A star's color depends on this.
What is temperature?
200
An object that is like a small planet that orbits the sun.
What is an asteroid?
200
Makes distant objects look clearer and show detail.
What is a telescope?
200
His model showed that the sun and other objects in the sky revolved around Earth.
Who was Ptolemy?
300
The "planet" that is no longer classified as a planet.
What is Pluto?
300
These are used to measure the distances to the stars.
What are light years?
300
Sometimes called "shooting stars".
What are meteors?
300
When mirrors bounce light off a surface.
What is reflection?
300
A ball of ice, dust, and gases that travels through space and orbits the sun and forms a tail when it gets near the sun.
What is a comet?
400
The planet that has the "Great Red Spot"
What is Jupiter?
400
TRUE or False Stars in a pattern that are close together are called constellations.
What is false?
400
The bending of light as it passes from one material to another which allows for the gathering and focusing of light.
What is refraction?
400
Scientist study the light from a glowing star to detemine the star's ______________.
What are elements?
400
Units used to measure the distances to the planets.
What are astronomical units (AUs)?
500
The name that planets were called because they seemed to move from one group of stars to another.
What are "wanderers"?
500
When small amounts of matter in a star are changed into gigantic amounts of heat and light energy.
What is nuclear reaction?
500
A group of billions of stars, dust, and gases in space held together by gravity.
What is a galaxy?
500
The type of radiation that is used in optical telescopes and not in radio or infrared telescopes.
What are visible light waves?
500
The galaxy that the solar system is located near the edge of.
What is the Milky Way?
M
e
n
u