Atmospheric Basics

Atmospheric Basics

Multiple Select

Why does the atmosphere help sustain and protect life on the earth's surface?

• Greenhouse gases warm the air near the surface.

• The ozone layer shields us from harmful UV radiation.

• Oxygen is a major component of the atmosphere.

• None of the other options

Multiple Select

Pressure decreases rapidly with altitude because the air becomes

• Colder

• Less dense

• Warmer

• Rich in Ozone

Multiple Choice

What happens to the density (thickness)/air pressure of the air as you increase in altitude?

• density decreases

• density increases

• density stays the same

• density disappears

Multiple Choice

Which gas is least abundant in Earth’s atmosphere?

• A

• B

• C

• D

Multiple Select

Which gas makes up approximately 1% of the atmosphere?

• Carbon dioxide

• Nitrogen

• Methane

• Argon

Multiple Choice

Which gas is present in the atmosphere in the greatest amount?

• Argon

• Carbon dioxide

• Nitrogen

• Oxygen

Multiple Choice

Which is NOT a greenhouse gas?

• Oxygen

• Carbon dioxide

• Water Vapour

• Methane

Multiple Select

In the troposphere, temperature decreases with height at an average rate of 6.5°C/km. If the temperature at 2.5 km altitude is 7.0°C, what is the temperature at 5.5 km altitude?

• 0.5°C

• −12.5°C

• −19.5°C

• −6°C

Multiple Select

The temperature decreases with altitude in the:

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

• Exosphere

Multiple Choice

Satellites orbit this layer of the atmosphere

• Troposphere

• Exosphere

• Stratosphere

• Thermosphere

Multiple Choice

The coldest layer is the

• troposphere

• stratosphere

• mesosphere

• exosphere

Multiple Choice

Which layer of the atmosphere contains ozone?

• Stratosphere

• Mesosphere

• Troposphere

• Exoshphere

Multiple Select

The range of wavelengths of radiation(including infrared, visible light, and ultraviolet) is known as

• the greenhouse effect

• solar flares

• Earth's energy budget

• the electromagnetic spectrum

Multiple Select

What's the term for the energy the sun send to earth

• Solar Rays

• Solar radiation

• Light energy

• Light rays

Multiple Choice

About how much solar radiation is absorbed directly or indirectly by Earth’s surface?

• 20%

• 30%

• 50%

• 70%

Multiple Choice

Which method transfers thermal energy by electromagnetic waves?

• Convection

• Conduction

• Radiation

• Reflection

Multiple Choice

What is the definition of Radiation?

• The movement of heat by actual motion of matter

• The transfer of energy with the help of electromagnetic waves

• The reflection of light waves.

• The transfer of heat energy by direct contact

Multiple Choice

What is convection?

• The reflection of light waves.

• The transfer of energy with the help of electromagnetic waves

• The movement of heat by actual motion of matter (Ex. Steam from boiling water)

• The transfer of heat energy by direct contact

Multiple Select

What can happen when solar energy hits clouds in Earth's atmosphere?

• it can only be absorbed

• it can only be reflected

• it can be reflected or absorbed

• it is neither reflected nor absorbed