Earth Moves
Seeing Stars
It's Just a Phase
Planets
More Space
100
This keeps Earth in the sun's orbit.
What is gravity?
100
A pattern of stars
What is a constellation?
100
The name of this moon phase
What is the first-quarter moon?
100
Name all the inner planets.
What is Mercury, Venus, Earth, and Mars?
100
A medium sized star nearest to the Earth
What is the sun?
200
The cause of the seasons.
What is the Earth's tilt?
200
The reason why stars appear to move across the sky.
What is because of Earth's rotation on its axis?
200
The name of this moon phaseWhat is a crescent moon?
200
Name the outer planets.
What are Jupiter, Saturn, Uranus, and Neptune?
200
The name of this moon phaseWhat is a full moon?
300
This causes day and night.
What is the Earth's rotation?
300
The Northern Star is also known as this.
What is Polaris?
300
When the sun, moon, and Earth are in this position, what type of eclipse this is.What is solar eclipse?
300
This is known as the "red planet" and has mountains, volcanoes, and canyons like Earth.
What is Mars?
300
When the sun, moon, and Earth is in this pattern, what type of eclipse this makes.What is lunar eclipse?
400
How shadows are casted on Earth in the morning and afternoon.
What are shadows are longer in the morning and night?
400
An instrument used to study stars.
What is a telescope?
400
When the moon is in its new moon phase, this is what we can infer about the opposite side of the moon.
What is the moon is completely lit?
400
Venus' clouds make it bright for anyone on Earth to see because of this.
What is because of the sun's light?
400
Seasons changing, seeing stars move across the sky, having day and night are all clues of this.
What is that the Earth is moving?
500
The difference between revolution and rotation.
Rotation is Earth's movement around its axis, and a rotation is one day. A revolution is Earth's motion around the sun and a revolution is one year?
500
The reason why the North Pole sees Polaris all year round.
What is the North Pole always points to Polaris when Earth spins on its axis?
500
Looking at the first-quarter moon and last-quarter moon. Why do different quarters of the moon appear lighted at different times of the month?
What is because the moon is rotating and the sunlight is reflected off different parts of the moon as it moves?
500
The reasons why Earth is the only known planet in the solar system to support life.
What is has an atmosphere that contains oxygen and has liquid water on its surface?
500
Besides planets, these are also found in our solar system.
What are asteroids, satellites, comets, and moons?