Flashcard 3 Earth Science

Front

Why is ozone layer important to Earth?

Back

It filters harmful UV radiation that reaches the Earth.

Front

How does temperature affect the ability of Earth to support life?

Back

Temperature affects biological and chemical processes.

Front

What is a greenhouse gas?

Back

It is a gas that traps heat.

Front

What will happen to Earth if there are no greenhouse gases?

Back

Earth’s temperature will decrease.

Front

Which situation shows the interaction between hydrosphere and atmosphere? Evaporating water, Pouring rain, Flowing stream, Drinking water

Back

Evaporating water

Front

What subsystems are involved in the statement: “Flooding moves soil and rock to new places.”? Options: Atmosphere and Hydrosphere, Geosphere and Biosphere, Hydrosphere and Biosphere, Hydrosphere and Geosphere

Back

Hydrosphere and Geosphere

Front

Antartica is covered by a thick ice all year round. It is the part of the Earth known as cryosphere. Which part of subsystem did Antartica belong?

Back

Hydrosphere

Front

What property of a mineral is shown when it breaks into two parts with uneven surfaces?

Back

Fracture

Front

What class of mineral is considered as the largest and the most abundant group? Options: Silicate, Oxide, Suphide, Sulphate

Back

Silicate

Front

Dan scratched a piece of unknown mineral in a glass plate and observed that it produced a powdery substance. What property of mineral did he test? Options: Color, Hardness, Streak, Luster

Back

Streak