Matter & Atoms
Chemical Reactions
Forces & Motion
Energy
Waves & Technology
100

The smallest unit of an element.

What is an atom?

100

Evidence that a new substance formed.

What is a chemical change?

100

A push or pull.

What is a force?

100

Energy of motion.

What is kinetic energy?

100

Distance between two crests.

What is wavelength?

200

The number of protons in an atom.

What is atomic number?

200

Bubbles forming during a reaction may indicate this.

What is a chemical change?

200

Resistance to a change in motion.

What is inertia?

200

Stored energy

What is potential energy?

200

Number of waves passing a point each second.

What is frequency?

300

Two or more elements chemically combined.

What is a compound?

300

Matter cannot be created or destroyed.

What is the Law of Conservation of Mass?

300

What is inertia?

What is velocity?

300

Heat transfer through direct contact.

What is conduction?

300

A signal that changes continuously.

What is an analog signal?

400

A substance made of only one type of atom.

What is an element?

400

The substances before a reaction begins.

What are reactants?

400

Newton's First Law.

What is objects in motion or at rest stay that way unless acted on by an outside force?

400

Heat transfer through moving fluids.

What is convection?

400

A signal using 0s and 1s.

What is a digital signal?

500

Mass รท volume.

What is density?

500

Numbers used to balance equations.

What are coefficients?

500

The force that pulls objects toward Earth.

What is gravity?

500

Heat transfer by electromagnetic waves.

What is radiation?

500

What is a digital signal?

What is an electromagnetic wave?

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