Quiz about Earth's Systems

Question 1

How can you remove salt to make salt water drinkable?

Accepted Answer

By boiling the water and collecting the steam

Answer

By adding sugar to the water

Answer

By freezing the water

Answer

By shaking the water vigorously

Question 2

What powers the water cycle?

Accepted Answer

the sun

Answer

All the living things on Earth

Answer

decomposers

Answer

ocean currents

Question 3

Fill in the blank: The mixture of gases that surround a planet is called the _________.

Accepted Answer

atmosphere

Answer

lithosphere

Answer

hydrosphere

Answer

biosphere

Question 4

Fill in the blank: All the living things on Earth are part of the _________.

Accepted Answer

biosphere

Answer

atmosphere

Answer

lithosphere

Answer

hydrosphere

Question 5

Like the outside of this cup, the process by which a gas changes into a liquid is called _________.

Accepted Answer

condensation

Answer

evaporation

Answer

sublimation

Answer

deposition

Question 6

The process by which a liquid changes into a gas is called _________.

Accepted Answer

evaporation

Answer

condensation

Answer

sublimation

Answer

freezing

Question 7

The solid portion of Earth that includes rock, soil, sand, all the way to the Earth's core is known as the _________.

Accepted Answer

geosphere

Answer

atmosphere

Answer

hydrosphere

Answer

biosphere

Question 8

Fill in the blank: All of Earth's water, taken together in all states of matter, is called the _________.

Accepted Answer

hydrosphere

Answer

atmosphere

Answer

lithosphere

Answer

biosphere

Question 9

Water that falls from the air to Earth's surface is known as _________.

Accepted Answer

precipitation

Answer

evaporation

Answer

condensation

Answer

transpiration

Question 10

The process in which water continuously moves from Earth's surface into the atmosphere and back again is called the _________.

Accepted Answer

water cycle

Answer

carbon cycle

Answer

nitrogen cycle

Answer

oxygen cycle

Question 11

A cycle is:

Accepted Answer

a series of events that are regularly repeated in the same order

Answer

a single event that occurs once

Answer

a random sequence of events

Answer

an event that never repeats

Question 12

What is a system?

Accepted Answer

A collection of parts that interact

Answer

A single part

Answer

A non-interactive element

Answer

A random group of items.

Question 13

What is soil made of?

Accepted Answer

tiny pieces of weathered rock (minerals), organic matter created by decomposers, air and water, & microorganisms

Answer

Water and air only

Answer

Plastic and metal

Answer

Glass and rubber

Question 14

What explains the relationship between air pressure and altitude?

Accepted Answer

Air pressure decreases with altitude due to the thinning of the atmosphere.

Answer

Air pressure increases with altitude due to higher temperatures.

Answer

Air pressure remains constant regardless of altitude.

Question 15

Earth is so blue because:

Accepted Answer

It is covered by vast oceans (70%).

Answer

It has a lot of forests.

Answer

It is surrounded by blue atmosphere.

Answer

It reflects the color of the sky.

Question 16

What are the uses of water and why is it important to keep it free from pollution?

Accepted Answer

Water is used for drinking, agriculture, and industry; keeping it pollution-free is crucial for health and environment.

Answer

Water is only used for drinking; pollution does not affect its quality.

Answer

Water is used for industrial purposes only; pollution is not a concern.

Answer

Water is used for recreational activities only; pollution is not important.

Question 17

-_____ is precipitation that flows over the surface of the land. This water may travel to a river, lake, or ocean. It may pick up fertilizer and other pollutants and deliver them to a water body.

Accepted Answer

runoff

Answer

evaporation

Answer

groundwater

Answer

transpiration

Question 18

Which of the following is true or El Nino and La Nina events?

Accepted Answer

They both relate to temperature changes in the Pacific Ocean and cause predictable shifts in seasonal patterns of temperature and precipitation.

Answer

They both cause cooling in the Atlantic Ocean.

Answer

They both cause prolongued drought in the southeast USA.

Question 19

What important organism is responsible for producing about 50% of earth's oxygen and is the beginning of all ocean food chains?

Accepted Answer

phytoplankton

Answer

dolphins

Answer

blue fin tuna

Answer

coral

Question 20

True or false: Oceans can affect landforms, climate, and weather patterns.

Accepted Answer

True

Answer

False

Question 21

What percentage of Earth's total water is salt water?

Accepted Answer

97%

Answer

70%

Answer

36%

Answer

3%

Earth's Systems

45 questions

How can you remove salt to make salt water drinkable?

What powers the water cycle?

Fill in the blank: The mixture of gases that surround a planet is called the _________.

Fill in the blank: All the living things on Earth are part of the _________.

Like the outside of this cup, the process by which a gas changes into a liquid is called _________.

The process by which a liquid changes into a gas is called _________.

The solid portion of Earth that includes rock, soil, sand, all the way to the Earth's core is known as the _________.

Fill in the blank: All of Earth's water, taken together in all states of matter, is called the _________.

Water that falls from the air to Earth's surface is known as _________.

The process in which water continuously moves from Earth's surface into the atmosphere and back again is called the _________.

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