Gravity+
Planet Earth
The Stars
How Time Works
Miscellaneous
100

The force that keeps everything on the ground

What is gravity?
100
The two ways that planet Earth moves

What is revolution and rotation?

100
A ball of hot gas in the sky

What is a Star?

100

The amount of time it takes for the Earth to make one revolution.

What is a year?

100

A quality or characteristic of a substance

What is a Property?


200
The number of Stars closer to the Earth than the Sun.

What is None?

200

The tilted line the Earth spins around

What is an Axis?

200
The distance light travels in a year; a unit used to measure distance in outer space

What is a light-year?

200

The amount of time it takes for the moon to make one revolution around the Earth

What is A Month?
200

A characteristic or skill that helps a living thing survive in its environment.

What is an adaptation?

300

The layer of gas that surrounds the Earth, held in place by gravity.

What is the Atmosphere?

300
The path that Earth (and other planets) take around the Sun.

What is Orbit?

300
A collection of stars that makes a shape

What is a Constellation?

300

Why the Moon looks like it changes shape.

What is its changing position relative to the Earth and Sun?

300

What compost is for

What is to help plants grow better?

400

Where the force of Gravity actually pulls from

What is The Center of the Earth?

400

Why/how we see the sunrise

What is Earth rotating toward the Sun?

400

The reason we don't see the stars in the sky during the day

What is The Sun's brightness blocks them out?

400
The time of day when shadows are the shortest.

What is 12 pm?

400

A natural satellite that orbits a planet.

What is a Moon?

500

An outdoor clock that tracks time with shadows.

What is a sundial?

500

The reason the Sun looks like it moves across the sky throughout the day

What is Earth's rotation?

500
The reason we see different constellations at different times of the year.

What is the Earth's orbit around the sun?

500

What happens when the Moon is right between the Sun and Earth?

What is a Solar Eclipse?

500

Why we experience 4 seasons during the year.

What is The Earth's tilted axis makes it so different parts of the Earth are closest to the Sun throughout the year?