Electricity and Energy
The Human Body
The Universe
Inventions and Discoveries
Weather and Water
100

Substances through which an electric current cannot easily flow.

What is an insulator?

100

The smallest unit or building blocks of all living things.

What are cells?

100

The planet closest to the sun.

What is Mercury?

100

Invented the telephone

Who is Alexander Graham Bell?

100

Three states water can exist in.

What are liquid, solid, and gas?

200

The center of an atom.

What is the nucleus?

200
The colored part of the eye.

What is the iris?

200

The planet with the most moons.

What is Saturn?

200

Invented the lightning rod.

Who is Benjamin Franklin?

200

The process in which liquid turns into a gas.

What is evaporation?
300

The tiny negatively charged particles that surround the nucleus of an atom.

What are electrons?
300

The light sensitive cells in the eye that detect color.

What are cones?

300

The kind of eclipse that occurs when sunlight on its way to the moon is blocked by Earth.

What is a lunar eclipse?

300

Physicist famous for his theories of relativity and the equation E=mc^2.

Who is Albert Einstein?

300

The scientific term for rain, sleet, hail, or snow.

What is precipitation?

400

Measured in a unit called hertz (Hz).

What is frequency?

400

The main nerve that connects the eye to the brain.

What is the optic nerve?

400

The unit that measures the distance that light travels in one year.

What is a light-year?

400

The name of the first sheep that was cloned using adult cells.

Who is Dolly?

400

The shockwave that comes from the heating and cooling of air near lightning.

What is thunder?

500

The name of the path through which electric current flows.

What is a circuit?

500

The hole in the eye that allows light to enter.

What is the pupil?

500

The galaxy Earth is located in.

What is the Milky Way?

500

Created a process of killing bacteria in food called pasteurization.

Who is Louis Pasteur? 

500

The direction weather moves across the US. 

What is to the east?  (West to east)

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