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Earth's Energy and EM Spectrum Quiz

Total questions: 45

Worksheet time: 40mins

Name
Class
Date
1.

What is the process called in which gasses in Earth's atmosphere trap heat and send it back down to Earth's surface making it 30oC warmer than it would be otherwise?

a)

El nino

b)

Greenhouse effect

c)

Reconvectionation

d)

Global warming

2.
Heat from the sun travels to Earth by _____.
a)
conduction
b)
convection
c)
insulation
d)
radiation
3.
How does the amount of greenhouse gases in the atmosphere affect the atmosphere's temperature?
a)
If greenhouse gases in the atmosphere increase, they trap more heat and warm the atmosphere.
b)
If greenhouse gases in the atmosphere increase, they trap less heat and the atmosphere cools.
c)
If greenhouse gases in the atmosphere decrease, they trap more heat and warm the atmosphere. 
4.

Greenhouse gases, in moderate amounts, keep the Earth's temperature stable.

a)

True

b)

False

5.

Which of the following has the highest albedo?

a)

the oceans

b)

glacial ice

c)

the ground

d)

roads

6.
Melting ice caps will cause the poles to have a ____________ albedo.
a)
higher
b)
lower
c)
same
7.
If the ice caps continue to melt, then there is less albedo at the poles.  This process will continue to melt more ice and have less albedo.  This is an example of a...
a)
fruit loops
b)
loop di loop
c)
negative feedback loop
d)
positive feedback loop
8.

The following is an example of what type of feedback loop?

a)

Negative Feedback Loop

b)

Neutral Feedback Loop

c)

Positive Feedback Loop

d)

Global Warming Feedback Loop

9.

Which of the following is an example of a greenhouse gas?

a)

Carbon Dioxide

b)

Hydrogen

c)

Oxygen

d)

Neon

10.
Do we need greenhouse gases on Earth?
a)
Yes - they keep the Earth warm
b)
Yes - they keep all the gases on our planet
c)
No - they only cause terrible climate change
d)
No - they only block some of the Sun's rays
11.

________________ is the only way that energy can travel through outer space, since it does not require a medium.

a)

Convection

b)

Conduction

c)

Radiation

12.

Much of Earth’s internal energy is left over from ___________________________,

a)

Earth's formation

b)

Earth's conduction

c)

Earth's core collapsing

d)

Earth's magnetic core

13.

The Mount Pinatubo eruption released nearly 20 million tons of sulfur dioxide, which formed tiny droplets of sulfuric acid that floated high in the atmosphere. Check all true statements regarding this.

a)

It increased the albedo of the atmosphere, reflecting more energy back out into space.

b)

Temperature increased.

c)

Temperature decreased.

d)

It decreased the albedo of the atmosphere, absorbing more energy.

e)

It had no effect on the temperature.

14.
What does this diagram illustrate?
a)
Ozone Layer
b)
The Greenhouse Effect
c)
Ultraviolet Radiation
d)
Layers of the atmosphere
15.
What do we call gases such as carbon dioxide, methane, nitrous oxide, water vapor, and ozone in the atmosphere which are involved in the greenhouse effect?  
a)
Bad Gases
b)
Ozone Gases
c)
Greenhouse Gases
d)
Atmospheric Gases
16.

The thermal energy in the interior of the Earth comes from what two main sources (check both):

a)

solar radiation

b)

energy leftover from Earth's formation

c)

radioactive decay

d)

convection of ocean currents

17.

When radioactive isotopes in the rock of the crust and the mantle decay, they release energy which is absorbed by the surrounding rock, heating it up. This is called:

a)

conductive heating

b)

convective heating

c)

radioactive heating

d)

radiogenic heating

18.

Why can you see most objects?

a)

Light reflects off them

b)

Light is absorbed by them

c)

Light is bent by the object

19.

EM waves are ____________ waves.

a)

Transverse

b)

Longitudinal

c)

Seismic

20.
EM waves ________ a medium.
a)
require
b)
don't require
c)
can have
d)
sometimes have
21.

_____ have the longest wavelengths and lowest frequencies of all electromagnetic waves.

a)

microwaves

b)

radio waves

c)

gamma rays

d)

ultraviolet

22.

The shortest wavelength in visible light is______.

a)

violet

b)

red

c)

blue

d)

yellow

23.

The higher the frequency, the ______ the energy.

a)

higher

b)

lower

c)

neither, stays the same

24.

Which type of EM wave has the highest frequency?

a)

gamma ray

b)

radio waves

c)

microwaves

d)

infrared rays

25.
As frequency of a wave increases, what happens to its energy?
a)
Increases
b)
Decreases
26.

Which of the following is the correct order of the EM spectrum from low frequency to high frequency?

a)

UV, visible, infrared, microwaves

b)

Infrared, microwave, UV, x-rays

c)

UV, visible violet, visible red, infrared

d)

radio, microwave, UV, gamma

27.

Which of the following is in the correct order of the EM spectrum from short wavelength to long wavelength?

a)

UV, visible, radio, microwaves

b)

Infrared, microwave, UV, x-rays

c)

UV, visible violet, visible red, infrared

d)

radio, microwave, UV, gamma

28.

Which type of electromagnetic radiation has the shortest wavelength?

a)

Radio Waves

b)

Visible Light

c)

Microwaves

d)

Gamma Rays

29.

What region of light can the human eye perceive?

a)

infrared

b)

visible

c)

gamma

d)

x-rays

30.
All electromagnetic waves have the same...
a)
frequency
b)
speed
c)
wavelength
d)
energy
31.

Which of the following electromagnetic waves do humans sense as heat?

a)

ultraviolet light

b)

x-rays

c)

gamma rays

d)

infrared rays

32.
Which of the following does NOT belong in the electromagnetic spectrum:
a)
X-ray
b)
sound wave
c)
ultra violet rays
d)
microwaves
33.
What is the speed of light?
a)
3.0 x 10⁸ m/s
b)
3.0 x 10⁸ km/s
c)
3.0 x 10⁸ mi/hr
34.

Which region of the EM spectrum is responsible for giving you sunburn?

a)

radio

b)

microwaves

c)

infrared

d)

Ultraviolet

35.

Which is the worst (most energetic and ionizing) type of radiation?

a)

gamma rays

b)

x-rays

c)

ultraviolet waves

d)

visible light

36.

When light hits an area and bounces back it is called:

a)

echo

b)

refraction

c)

reflection

d)

absorbing

37.

Why does the leaf appear green?

a)

Most light wavelengths are transmitted while the green light wavelengths are absorbed

b)

Most light wavelengths are absorbed while the green light wavelengths are reflected

c)

Most light wavelengths are reflected while the green light wavelengths are transmitted

d)

Most light wavelengths are reflected while the green light wavelengths are absorbed

38.

If a black and white car were in the parking lot together, which car would be hotter?

a)

They would be the same.

b)

The black car would be hotter.

c)

The white car would be hotter.

d)

The black car would be cooler.

39.

Small particles suspended in the atmosphere that can reflect or absorb sunlight (depending on their composition) are called ___.

a)

pollution

b)

smog

c)

aerosols

d)

condensation nuclei

40.

If an aerosol reflects sunlight, it can ___ the planet.

a)

cool

b)

warm

c)

insulate

d)

protect

41.

Soot particles deposited on ice or snow are called black carbon, and can warm the planet because they decrease the _____ of the ice and snow.

a)

insulation

b)

albedo

c)

temperature

42.

The Earth's albedo is relatively low, because the albedo of land and water is much lower than the albedo of _____.

a)

forests

b)

cities

c)

clouds

43.

Volcanic eruptions can send sulfur gases into the upper atmosphere where they react with water to make tiny droplets of sulfuric acid. This haze reflects more sunlight, thereby ___ the planet.

a)

Insulating

b)

warming

c)

cooling

d)

protecting

44.

Which angle of light will heat the wood the most?

a)
b)
c)
d)
45.

Magenta light is a mixture of red and blue light. Which color of light would heat a magenta brick the most?

a)

red

b)

blue

c)

green

d)

All colors of light will heat the brick equally.

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