Blue Flashcard 2023

Front

What covers 70% of Earth?

Back

Water is the substance that covers approximately 70% of the Earth's surface.

Front

Which landform is represented by a trench?

Back

A trench is a deep, narrow depression in the ocean floor.

Front

What is the smallest planet in our solar system?

Back

Mercury is the smallest planet in our solar system.

Front

List the planets in order from the one closest to the Sun.

Back

The order of the planets from the Sun is: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune.

Front

What is the thickest layer of the Earth made of molten rock?

Back

The mantle is the thickest layer of the Earth and is made of molten rock.

Front

What is the outer layer of the Earth called?

Back

The outer layer of the Earth is called the crust.

Front

What is the innermost layer of the Earth?

Back

The innermost layer of the Earth is called the inner core.

Front

What is the layer of the Earth that is liquid?

Back

The outer core is the layer of the Earth that is liquid.

Front

What is the main component of the Earth's atmosphere?

Back

The main component of the Earth's atmosphere is nitrogen.

Front

What is the process by which water vapor turns into liquid water?

Back

The process by which water vapor turns into liquid water is called condensation.