The Planets
Ecosystems
Force
Solar System
Light/ Sound
100

The planet closest to the Sun.

What is Mercury?

100

What is a decomposer? What would happen if there was no decomposer?

An organism that breaks down dead organisms to enrich the soil. There would be a lot of waste piling up on the ground and no nutrients in the soil.

100
Force that causes a change in motion.
What is an unbalanced force?
100
The star closest to our planet.
What is the Sun?
100
Light bouncing off an object.
What is reflection?
200
The planets in order from the Sun
What is Mercury,Venus,Earth,Mars, Jupiter, Saturn, Uranus, Neptune
200
An organism that makes it's own food.
What is a producer?
200
A push or a pull that changes the motion of an object.
What is a force?
200
The path one object takes around another object in space.
What is an orbit?
200
Light bending
What is refraction?
300
These are found between mars and Jupiter
What are asteroids?
300
A characteristic that helps an organism survive .
What is an adaptation?
300
A force that causes a spring scale to show weight of an object.
What is gravity?
300
One of these takes about 365 days.
What is Earth's revolution around the Sun?
300
Materials that do not let light pass through them.
What is opaque?
400
The four gas giants
What are Jupiter, Saturn, Uranus, and Neptune?
400

Create a food web using a hawk, snake, mouse, grasshopper, grass, bacteria

Show your answer

400
The measure of distance an object moves in a given time.
What is speed?
400
This takes about 27 days.
What is the moon's revolution around the Earth?
400
For a sound to happen, a medium is needed to do this.
What is vibrate?
500

The four rocky planets

What are Mercury, Venus, Earth, and Mars?

500
A network of overlapping food chains in an ecosystem.
What is a food web?
500
A force that opposes motion and acts between 2 objects that are touching.
What is friction?
500

 One AU (Astronomical Unit) equals ___________________ miles, the distance from the sun to the Earth.

93 million

500
A form of radiant energy that can travel through space.
What is light?
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