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17 Cards in this Set

  • Front
  • Back
  • 3rd side (hint)
Planet
A heavenly body that moves around a star.
Orbit
The path of each planet as it travels around the sun
Telescope
An instrument used to observe objects that are very far away.
Solar system
Everything that travels around the sun.
What is a sun
A star. It is the closest star to earth. That's why it looks so much bigger then the other stars.
None
Inner planet
Are closest to the sun and are warmer and smaller then the Outer planets (Mercury, Venus, Earth and Mars.)
Outer planet
Are colder and larger then inner planets. (Jupiter, Saturn, Uranus, and Neptune)
The moon travels around the earth in days
In 1 month (29 ½ )days
The earth travels around the sun in
In 1 year 365 days
solar eclipse
When the moons shadow fall upon the earth and blocking the suns light.
Lunar eclipse
When the moon moves into the earths shadow.
galaxy
A large group of star and planets; Earth is in the Milky way galaxy
Eclipse
When an object passes into the shadow of another object.
opaque
An object that does not let light pass through it.
Star
Is a huge ball of hot gases
Planetarium
A museum where you can learn about stars and planets.
Constellation
The name for patterns of the stars in the night sky.