Show:
Force, mass and motion
Energy
Sound and electromagnetic radiation
Matter
Surplus
100

A lever, screwdriver, and light bulb are tools we use to make work easier.

What is simple machine?

100
A wood fire changes ________ energy stored in the wood into heat energy.
What is Chemical energy?
100
Sound needs a medium to travel because it is what type of wave.
What is a mechanical wave?
100

A mixture that can be easily separated is called a __________ mixture.

What is heterogeneous?

100

The smallest unit of an element that still has the properties of that element is called this.

What is an atom?

200
A term used to describe the tendency of objects to remain at rest or in motion.
What is inertia?
200

Light travels fastest through this medium

What is a vacuum?

200

Light bounces off smooth, flat surfaces because of this property of light.

What is reflection?

200

Solids, liquids, and gases are all types of this

What is matter?

200

Name a chemical property of matter.

What is flammability, combustibility, reactivity?

300

Air, rubber, glass, and plastic are all good _______.

What is insulators?

300

A ball thrown to another player is an example of this type of energy

What is kinetic?

300

This type of wave does not require a medium for transmission

What is electromagnetic wave or light wave?

300

Ice cream melting is an example of this type of change.

What is physical change?

300

All atoms of an element are the same because they all contain the same number of these within their nucleus.

What is protons?

400
The force that accelerates objects to the earth at 9.8m/s/s.
What is gravity?
400

Water stored behind a dam is an example of what type of energy.

What is potential energy?

400

All waves transmit this.

What is energy?

400

The negatively charged particle of an atom

What is an electron?

400
If one part of a solid object is at a higher temperature and another part of the same object is at a lower temperature, the heat is transferred within the object through the process of ________?
What is conduction?
500

If given the distance and time an object travels, you can determine this.

What is speed?

500

The process by which heat is transferred in a vacuum.

What is radiation?

500
The distance between a waves crest to another crest is known as its ______.
What is wavelength?
500

The majority of the elements on the periodic table are this.

What is metal?

500

The energy used to move a pedal bicycles is an example of this type of energy.

What is mechanical energy?