Rock 'n' Roll
Earth Gone Wild
Weather Warrior
Cosmic Chaos
Moon Mystery
Time Travelers
Earth's Inside Story
Earth Systems
100

This type of rock forms from cooled lava or magma.

What is "igneous"?

100

This occurs when tectonic plates suddenly move.

What is an "Earthquake"?

100

Weather describes conditions over a short time; this describes long-term patterns.

What is "Climate"?

100

This planet is known as the "Red Planet"

What is "Mars"?

100

The Moon appears completely lit during this phase.

What is "a full moon"?

100

These are preserved remains or traces of ancient life.

What are "Fossils"?

100

This is the layer we live on.

What is the "Crust"?

100

This sphere includes all living things.

What is the "Biosphere"?

200

This type of rock is formed through the accumulation, compaction, and cementation of mineral and organic particles over long periods. 

What is "Sedimentary"?

200

The point underground where an earthquake starts.

What is the "Focus"?

200

Water changing from liquid into vapor.

What is "Evaporation"?

200

This planet is the largest in the solar system.

What is "Jupiter"?

200

The Moon appears completely dark during this phase.

What is "a New Moon"?

200

Lower rock layers are generally this compared to layers above them.

What is "Older"?

200

Earth's thickest layer.

What is the "Mantle"?

200

This sphere contains Earth's water.

What is the "Hydrosphere"?

300

These rocks form from heat and pressure.

What is "metamorphic"?

300

This rotating column of air extends from a thunderstorm to the ground.

What is a "Tornado"?

300

Clouds form through this process.

What is "Condensation"?

300

Earth travels around the Sun in this path.

What is an "Orbit"?
300

Moon phases happen because of changes in this.

What is "our view of the Moon as it orbits Earth"?

300

Scientists use these to estimate Earth's age and past events.

What are "fossils and rock layers"?

300

This liquid layer helps create Earth's magnetic field.

What is the "Outer Core"?

300

This sphere contains the air around Earth.

What is the "Atmosphere"?

400

The process of rocks breaking into smaller pieces is called this.

What is "Weathering"?

400

This weather event forms over warm ocean water and has powerful winds and heavy rain.

What is a "Hurricane"?

400

Air pressure dropping quickly can often signal this.

What is a "Storm"?

400

This force keeps the planets orbiting the sun.

What is "Gravity"?

400

When the Moon moves between Earth and the Sun, this can happen.

What is a "Solar Eclipse"?

400

This era had dinosaurs.

What is the "Mesozoic Era"?

400

The center of Earth is mostly made of these two metals.

What are "iron and nickel"?

400

Trees releasing oxygen is an example of these systems doing this.

What is "Interacting"?

500

A sedimentary rock can become metamorphic after experiencing these two things.

What are "Heat and Pressure"?

500

What tool do meteorologists use to track storms and precipitation?

What is a "Radar"?

500

The layer of atmosphere where weather mostly happens.

What is the "Troposphere"?
500

Why isn't Pluto considered a major planet anymore?

What is "other planets might cross its orbit"?

500

When Earth casts a shadow on the Moon, this happens.

What is a "Lunar Eclipse"?

500

If a shell fossil is found on a mountain, what does it suggest?

What is "the area was once underwater"?

500

Scientists know about Earth's inside mostly by studying these.

What are "Seismic Waves"?

500

A volcanic eruption can affect all four Earth systems because of this.

What is "they are connected/interact"?