The Planets
Ecosystems
Force
Matter
Energy
100

The planet closest to the Sun.

What is Mercury?

100

The term used for plants making food from sunlight.

What is photosynthesis?

100
Force that causes a change in motion.
What is an unbalanced force?
100

Anything that has mass and takes up space.

What is matter?

100

The two major groups or classifications of energy.

What are potential and kinetic energy?

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 number of protons identifies this.

What is an atom or element?

200

The form of energy that is stored in an object. 

What is potential energy?

300
This is how long the Earth takes to revolve once.

What is 365 days or 1 year?

300

An organism that must eat food for energy.

What is a consumer?

300
A force that causes a spring scale to show weight of an object.
What is gravity?
300

The two particles that make up the nucleus.

What are protons and neutrons?

300

Energy of motion is this type of energy.

What is kinetic energy?

400
The four gas giants
What are Jupiter, Saturn, Uranus, and Neptune?
400

This is called: Sun --> plant --> horse --> wolf.

What is a food chain?

400
The measure of distance an object moves in a given time.
What is speed?
400

When an object changes into something new.

What is a chemical change?

400

Elastic and Gravitational energy are examples of this type of energy.

What is potential energy?

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

When an object changes shape or state.

What is a physical change?

500

The five categories of kinetic energy.

What are mechanical, thermal, sound, electrical, radiant?