Imaginary line through Earth. Earth spins on this.
What is an axis?
100
Causes the moon to shine.
What is the sun?
100
The planets, their moons, and the sun make up this.
What is our solar system?
100
Large chunk of ice and dust that orbits the sun.
What is a comet?
100
The 2 major differences between the inner and outer planets.
What is inner = smaller and made of rock
outer = larger and made of gas?
200
The imaginary path planets and objects take around the sun.
What is an orbit?
200
An object that revolves around another object.
Example: the moon to Earth.
What is a satellite?
200
This planet has no moon and is almost the same size as Earth.
What is Venus?
200
Group of stars that form a pattern.
What is a constellation?
200
Orbit + Tilt = ?
What is seasons?
300
24 hours. Causes day and night.
What is rotation?
300
4 major phases of the moon.
What is new moon, half moon, full moon, and crescent moon?
300
This is the third-largest planet and it sits on it's side.
What is Uranus?
300
The difference between an asteroid, meteor, and meteorite.
What is asteroid =rocky object orbiting sun between planets
meteor = rock or dust from space burning up in Earth's atmosphere
meteorite = meteor that has landed on Earth's surface?
300
The amount of time it takes the moon to go around Earth.
What is 29.5 days?
400
365 days. The movement of an object around another object.
What is revolution?
400
When the moon moves into Earth's shadow.
line up = Sun, Earth, moon
What is a lunar eclipse?
400
This planet has a thin ring, many moons, and only takes 10 hours to rotate.
What is Jupiter?
400
This movement of Earth makes the sun appear to rise in the east and set in the west.
What is rotation?
400
The northern part of the Earth is pointed away from the sun. This is the season.
What is winter?
500
This force of attraction causes Earth to revolve around the sun.
What is gravity?
500
During this phase of the moon the entire half of the moon facing Earth is dark.
What is the new moon?
500
The shape of the planet's orbit.
What is an ellipsis?
500
This occurs as a comet moves closer to the sun.
What is the sun's energy heats up the comet, ice becomes gas, and the gas and dust are pushed into long tail?