Scientific Method and Measurement
Chemistry
Energy & Circuits
Waves
Forces and Motion
100

These are what you wear in the lab to protect your eyes from chemicals or fire.

Safety goggles


100

What is the chemical symbol for Carbon?

C

100

This is the energy of motion.

Kinetic energy

100

This is the highest part of a wave.

Crest

100

This force keeps you close to Earth.

Gravity

200

This is the step in the Scientific Method that starts with "IF" and is followed by "THEN".

Hypothesis


200

This is going from a solid to a liquid.

Melting

200

This is what happens to the lightbulb when a circuit is closed. 

The lightbulb turns on.

200

As you change a sound wave's amplitude, you also change its ___________.

Volume / Energy

200

Velocity is speed in a specific __________.

Direction

300

This is how tightly packed molecules are in an object. Usually measured in g/mL.

Density

300

A nail rusting is an example of a _______ change.

Chemical

300

A conductor of electricity is usually made out of this material.

Metal

300

This is when light bounces off a smooth surface.

Reflection

300

This type of force has a net force of 0.

Balanced force

400

These variables have to be kept the same in the experiment to keep it fair.

Constant variables

400

What two subatomic particles are located in the nucleus of an atom?

Protons and Neutrons

400

The highest part of a roller coaster has the most ____________ energy.

Potential

400

Light waves do not need a medium. This means they are ______________.

Electromagnetic

400

This is a force that occurs when two objects rub together.

Friction

500

This variable is being measured.

Dependent variable

500

H2O, or water, is not an element because it is three molecules that are held together with a chemical bond. What is H2O an example of?

Compound

500

This type of circuit is mostly found in homes and businesses.

Parallel

500

Sound is a type of ____________ wave, which means it travels parallel to its medium.

Longitudinal

500

Calculate the Net force of an object that weighs 10 kg and is moving at 2 m/s2. You must include units in your answer to receive full credit.

20 N

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