Quiz Science 10

A mixture of gases that surrounds the earth

• atmosphere

• lithosphere

• hydrosphere

the lowest , densest layer of the atmosphere. Layer closest to the Earth

• troposphere

• stratosphere

• mesosphere

• exosphere

The troposphere contains all of the atmosphere's gases

• true

• false

Earth's weather occurs in the troposphere

• true

• false

In the troposphere, as the altitude increases, the temperature increases

• true

• false

Answer explanation

As the altitude increases the temperature decreases

The second layer of the atmosphere

• troposhere

• stratosphere

• mesophere

• thermosphere

In the stratosphere, the air temperature increases with altitude

• true

• false

a three-atom form of oxygen

• water

• ice

• ozone

• smoke

Ozone (O₃) absorbs ultraviolet radiation from the sun, heating up the air and making the temperature warmer. It protects living things from harmful radiation

• true

• false

Clouds form and weather occurs in the stratosphere

• true

• false

Answer explanation

Clauds form and weather occurs in the troposhere