Earth's Layers
The Atmosphere
Living Systems
Space and Solar System
General Knowledge
100

The Earth's outermost layer is called the _______.

crust

100

The ________ is the layer of gases around the Earth.

atmosphere

100

The biosphere is made up of all _______ on Earth.

living things

100

In the planetesimal theory part 2. 

The particles of matter started orbiting the sun and _______ with each other.

colliding

100

What does "geo" mean?
A) Earth
B) Water
C) Sky
D) Fire

A) Earth.

200

In the geochemical model, what is the mantle?

A) Layer under Earth's crust

B) Earth's atmosphere

C) Layer under Earth's core

D) Earth's endosphere

A) Layer under Earth's crust.

200

True or False: 

The magnetosphere is Earth's magnetic field.

True.

200

What does "bio" mean?

A) Life

B) Earth

C) Water

D) Rock

A) Life.

200

A ________ is a cloud of gas and dust in space.

Nebula.

200

True or False: 

"Harmful" means something dangerous or bad.

True.

300

True or False: The Earth's crust is the center of the Earth.

False.

300

What is solar wind?

A) Flow of particles from the Sun

B) Earth's wind

C) Earth's magnetic field

D) Earth's water flow

A) Flow of particles from the Sun.

300

True or False: 

The geosphere includes Earth's air.

False.

300

Part 6.

Due to many violent collisions, the ________ of the Earth was extremely high.

temperature

300

What is the first(1st) step to the scientific method?

You make an observation.

400

The endosphere is the same as the________.

core

400

The atmosphere contains _____% oxygen.

20

400

All living things on Earth are part of the ________.

biosphere

400

In part 5. 

The collision between Earth and another planet formed the _______.

moon

400

What happens when two objects collide?
A) They crash into each other
B) They float apart
C) They get smaller
D) They disappear

A) They crash into each other.

500

The inner core is liquid or solid?

It's solid.

500

The atmosphere has 79% _______.

nitrogen.

500

Write two living things in the biosphere.

Animals, plants, bacteria, fungi, protoctists

500

Part 6.

The rocky matter was ______, meaning in a liquid state.

molten

500

What is the third(3rd) step to the scientific method?

Make a hypothesis.

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