Sun’s Energy

Quick Review

Radiation that bounces off a surface is

• 1. reflected energy

• 2. transmitted energy

• 3. emitted energy

• 4. absorbed energy

Which is the same thing as heat?

• 1. Visible light 2. Infrared light 3. Radio waves 4. Ultraviolet radiation

Which layer of the atmosphere do we actually live in?

• 1. Mesosphere

• 2. Troposphere

• 3. Thermosphere

• 4. Stratosphere

Which layer has the ozone layer, which protects life from

UV light?

1. Mesosphere 2. Troposphere 3. Thermosphere 4. Stratosphere

Which layer of the atmosphere has extremely high

temperatures?

• 1. Mesosphere

• 2. Troposphere

• 3. Thermosphere

• 4. Stratosphere

In which layer of the atmosphere do we find the

highest pressure?

• 1. Mesosphere

• 2. Troposphere

• 3. Thermosphere

• 4. Stratosphere

Weather happens in which layer?

•

• 1. Mesosphere

• 2. Troposphere

• 3. Thermosphere

• 4. Stratosphere

This drawing shows

• 1. reflected energy

• 2. transmitted energy

• 3. emitted energy

• 4. absorbed energy

This drawing shows

• 1. reflected energy

• 2. transmitted energy

• 3. emitted energy

• 4. absorbed energy

•

This drawing shows

• 1. reflected energy

• 2. transmitted energy

• 3. emitted energy

• 4. absorbed energy

. What is difference between matter and energy?

• a. they both move material in a cycle

• b. they are both always in balance

• c. matter escapes from Earth but energy always stays here

• d. energy flows, matter cycles

The Earth's surface radiates heat as

• .

• a. short wavelength radiation

• b. moderate wavelength radiation

• c. long wavelength radiation

• d. high temperature

Energy can not return to its original state because:

• a. it requires more energy to convert back

• b. some energy is lost during a process

• c. energy transforms to matter • d. it was reradiated back to the

space

What does this graph show?

Which wavelengths tend to reach Earth's surface and

which ones do not? •

Which wavelength areas are called 'atmospheric windows' and why are they called that?

•

Why is it important that certain wavelengths do not get

through to Earth's surface?•

Which wavelengths could be used for telescopes based on

Earth's surface? •

. Energy budget, Water cycle, Biochemical cycle, Rock cycle.

These are examples of:

• a. ways the Earth's system stay stable • b. ways we get ride of waste from the

Earth • c. four ways energy moves in the system • d. the first law of thermodynamics

What absorbs light at it travels through the atmosphere?

• a. molecules and dust

• b. trees

• c. the ground

• d. airplanes

Which statement is true?

• a. Incoming Energy = Outgoing Energy • b. Incoming Energy > Outgoing Energy • c. Incoming Energy < Outgoing Energy • d. There is always more energy at the

ground that at the top of the atmosphere

. What is the name for the amount of energy arriving at the

top of the atmosphere?

• a. solar energy

• b. solar constant

• c. albedo

• d. sounding rocket

What is the value of the energy arriving at the top of the

atmosphere?

• a. 2.0 cal/cm/sec

• b. 2.9 cal/m2/min

• c. 2.0 cal/min/cm2

• d. 1.6 cal/cm2/min

What is photosynthesis?

•

2. What is the primary role of the atmosphere?

•

1. Explain the purpose of the Energy lab, and tell your results.

Did you results make sense? Why or why not?

•

The atmosphere never changes.

• True or False?

Energy is not cycled.

• True or False?

The solar constant can be measured from the ground.

• True or False?

The wavelength radiated back to the space from Earth is infrared

radiation.

• True or False?

The carbon cycle is an example of energy cycling.

• True or False?

In-coming (solar) radiation is short-wavelength.

• True or False?

Complete energy recycling is possible.

• True or False?

Weather patterns are the result of energy transfers.

• True or False?

Energy changes from one form to another.

• True or False?