In Space
Stars
Planets
Tools
????
100
The measurement of the distance light can travel in 1 year. It is used to measure greater distances in space.
What is a light year?
100
The sun is a star of __________ size.
What is average?
100
This planet is identified as a dwarf planet.
What is Pluto?
100
________ and mirrors in telescopes focus light and magnify images.
What are lenses?
100
Originally, planets were called this because they appeared to move from 1 group of stars to another.
What are wanderers?
200
This holds Earth in orbit, affects the ocean tides, and provides light & heat.
What is the Sun?
200
A star's properties include its size, brightness, and this.
What is color?
200
The largest planet.
What is Jupiter?
200
Telescopes can be carried into space by these.
What are rockets and satellites?
200
This was at the center of the earliest models of the solar system.
What is the Earth?
300
Among the planets, meteorites, asteroids, and these all orbit the sun...
What are comets?
300
The bigger and hotter the star, the more of this it gives off.
What is light?
300
The only planet with an oxygen-rich atmosphere.
What is Earth?
300
This telescope captures light and bends it to focus an image.
What is refracting?
300
Later models of the solar system show the Sun here.
What is at the center?
400
A rocky body that orbits the sun like a planet.
What is an asteroid?
400
Hundreds of billions of stars can cluster in a....
What is galaxy?
400
The brightest object in the evening or morning sky.
What is Venus?
400
This telescope uses mirrors to bounce light and form a clear image.
What is reflecting?
400
Telescopes on Earth often produce a blurred image because various things in the __________ affect the image.
What is the atmosphere?
500
This unit of measure is used when studying planets within our solar system.
What is an astronomical unit?
500
Stars that only seem to be grouped close together form this.
What is a constellation?
500
The only planet on which a spacecraft has landed.
What is Mars?
500
This identifies a star by separating its light into color bands and dark lines.
What is a spectroscope?
500
He first said that Earth's orbit was elliptical.
Who is Kepler?
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