Natural Disasters
Electricity
Plants
Water
Astronomy
100

It is a bright flash of electricity produced by a thunderstorm.

What is lightning?

100

They are small particles that make up all matter.

What are atoms?

100

This part of the plant supports the plant.

What is the stem?

100

Water is made up of these two elements.

What are hydrogen and oxygen?

100

He is the first person to set foot on the Moon.

Who is Neil Armstrong?

200

It is a violent rotating spiral of air extending from a thunderstorm to the ground.

What is a tornado?

200

They are wires that carry the electricity from place to place.

What are conductors?

200
This part of the plant creates food through a process called photosynthesis.
What is the leaf?
200

It is the lack of water in a human body.

What is dehydration?

200

This occurs when the Moon is between the Sun and the Earth.

What is a solar eclipse?

300

They are huge thunderstorms and have names assigned to them each year.

What is a hurricane?

300

It is the continuous flow of electric charges.

What is electric current?

300
This part of the plant helps the plant reproduce and makes seeds.
What is the flower?
300

This is the freezing point of water.

What is 32 degrees Fahrenheit?

300

Pluto is an example of this type of planet.

What is a dwarf planet?

400

Its intensity and duration are measured by a seismograph.

What is an earthquake.

400

It is a material that electric charges do not flow through easily.

What is an insulator?

400
This is where plants get the energy to create food.
What is the sun?
400

This type of water usually contains a lot of calcium and magnesium.

What is hard water.

400

It is the second largest planet in our solar system and is another gas giant.

What is Saturn?

500

It is a large ocean wave usually caused by an underwater earthquake or a volcanic explosion.

What is a tsunami? 

500

These are the 2 ways to arrange the pathways of a circuit with many parts.

What are series and parallel circuits?

500
This part of the plant takes in water and nutrients from the soil.
What is the roots
500

This is another name for the gas state of water.

What is vapor?

500

These two planets have no moons.

What are Venus and Mercury?