The Planets
Ecosystems
Force
Solar System
Light/ Sound
100

The planet closest to the Sun.

Mercury

100

Plants produce these 2 things during photosynthesis.

oxygen and glucose (sugar)

100

Force that causes something to stop

friction

100

The star closest to our planet.

Sun

100

 What is reflection?

Light bouncing off an object.

200

The planets in order from the Sun

Mercury,Venus,Earth,Mars, Jupiter, Saturn, Uranus, Neptune

200

An organism that makes it's own food.

a producer

200

What is a force?

A push or a pull that changes the motion of an object

200

What is an orbit?

The path one object takes around another object in space.

200

What is refraction?

light bending

300

These are found between mars and Jupiter

 asteroids

300

A physical characteristic that helps an organism survive in a cold area.

Fur

300

What is gravity?

A force that causes and pulls objects toward the Earth.

300

What is Earth's revolution around the Sun?

 about 365 days.

300

What is opaque?

Materials that do not let light pass through them.

400

What are the four gas giant planets

 Jupiter, Saturn, Uranus, and Neptune

400

The name of the process that helps plants make their own food.

Photosynthesis

400

What is speed?

The measure of distance an object moves in a given time.

400

What is the moon's revolution around the Earth?

This takes about 27 days.

400

how is the sound produced?

Something needs to vibrate. Example: the strings of a guitar

500

What are the four rocky planets?

 Mercury, Venus, Earth, and Mars

500

An organism that eats both food and plants

Omnivore

500

A force that opposes motion and acts between 2 objects that are touching.

friction

500

the Earth does this in a 24 hour period.

rotate on it's axis?

500

What is light?

A form of radiant energy that can travel through space.