WorksheetsGlobal Changes 2018
Total questions: 30
Worksheet time: 15mins
Name
Class
Date
1.
Global warming could be accelerated if warming causes increased release of ______ from permafrost and wetlands.
a)
water vapor
b)
freon
c)
radon
d)
methane
2.
Rising sea levels would
a)
increase coastal property values.
b)
expose low-lying islands.
c)
accelerate coastal erosion.
d)
cleanse coastal aquifers.
3.
The single most important step we can take to slow global warming is to decrease ______ emissions.
a)
carbon dioxide
b)
nitrous oxide
c)
ozone
d)
sulfur dioxide
4.
The Kyoto treaty would require the United States to
a)
conduct emissions trading.
b)
dismantle its fossil fuel-based transportation system.
c)
assist developing countries through technology transfer.
d)
cut CO2 emissions to pre-1990 levels.
5.
The problem of climate change is
a)
something that individuals cannot help address.
b)
not evenly spread geographically.
c)
something the Kyoto Protocol can solve within a few years.
d)
stoppable with the right technology.
6.
The temperature changes that occur from one layer of the atmosphere to another are caused by differences in
a)
atmospheric pressure.
b)
absorption of incoming solar energy.
c)
density of the air.
d)
gravitational pull.
7.
Ninety-nine percent of the volume of air in the troposphere consists of oxygen and
a)
nitrogen
b)
argon
c)
carbon dioxide
d)
water vapor
8.
The composition of the stratosphere is similar to that of the troposphere except there is a
a)
higher concentration of water vapor
b)
lower concentration of nitrogen.
c)
higher concentration of ozone.
d)
higher concentration of CO2.
9.
The greenhouse effect
a)
is a result of greenhouse gases in the stratosphere
b)
is natural but harmful to natural systems
c)
is the trapping of heat under the atmosphere
d)
is not at all enhanced by increased concentrations of atmospheric gases
10.
Which is true about carbon dioxide?
a)
It is the most abundant greenhouse gas
b)
It is the most potent greenhouse gas
c)
It comes from livestock and agricultural fertilizers
d)
Until relatively recently, it has not been above 300 ppm in the previous 800,000 years
11.
Which is NOT a way that people are working to control global climate change?
a)
Collecting data about emissions
b)
Offering incentives for efficient appliances
c)
Sharing information with others
d)
Increasing production of fossil fuels
12.
Identify the sources of the greenhouse gas Methane.
a)
combustion of fossil fuels
b)
Livestock; plant debris
c)
triggered by car exhaust , VOCs and heat
d)
Leaking coolant from refrigerators and AC units
13.
Identify the sources of the greenhouse gas Carbon dioxide
.
.
a)
combustion of fossil fuels
b)
Livestock; plant debris
c)
triggered by car exhaust , VOCs and heat
d)
Leaking coolant from refrigerators and AC units
14.
Jet planes may be responsible for half of all tropospheric warming in the northern hemisphere.
a)
True
b)
False
15.
Global climate change will benefit some places.
a)
True
b)
False
16.
Animals that do not migrate will benefit from global climate change.
a)
True
b)
False
17.
What are the two main factors determining climate?
a)
average temperature and amount of cloud cover
b)
proximity to a body of water and average temperature
c)
the jet stream and average amount of precipitation
d)
average temperature and average precipitation
18.
Which of the following is NOT a greenhouse gas?
a)
carbon dioxide
b)
water vapor
c)
carbon monoxide
d)
methane
19.
Features of weather include all of the following except
a)
ozone concentration.
b)
barometric pressure.
c)
temperature.
d)
wind direction.
20.
Which of the following does NOT affect Earth's climate zones?
a)
difference in latitude
b)
unequal heating of Earth's surface
c)
differences in altitudes
d)
angle at which the sun's rays strike Earth
21.
Approximately what percentage of the gases in the atmosphere is CO2
a)
78%
b)
1%
c)
21%
d)
0.04%
22.
reversal of the ordinary climate regime producing increased rain in some areas but increased drought in others
a)
Coriolis effect
b)
El Nino Southern Oscillation
c)
prevailing winds
d)
weather front
23.
caused by the rotation of the Earth's surface- air moves moves across the Earth's surface but at a different speed than the surface itself
a)
Coriolis effect
b)
El Nino Southern Oscillation
c)
prevailing winds
d)
weather front
24.
"greenhouse gases" and all weather occurs in this layer
a)
Troposphere
b)
stratosphere
c)
Thermosphere
d)
Mesosphere
25.
UV from the sun is absorbed by the ozone layer
a)
Troposphere
b)
stratosphere
c)
Thermosphere
d)
Mesosphere
26.
CFCs break down in the stratosphere under the influence of
a)
UV radiation.
b)
fluorine atoms.
c)
low air pressure.
d)
higher levels of oxygen.
27.
Seasonal ozone loss appears to be greatest over
a)
the Arctic
b)
Africa
c)
North America
d)
Antarctica
28.
Rowland and Molina won the Nobel Prize for
a)
discovering the ozone hole above Antarctica
b)
showing how CFCs split ozone molecules
c)
reducing CFC production by 1/2
d)
orchestrating the Montreal Protocol
29.
Which of the following international agreements addressing global warming/climate change did the US actually agree to?
a)
Kyoto Protocol 1997
b)
Rio Earth Summit 1992
c)
Montreal Protocol 1987
d)
Paris Climate Accord 2016
30.
Each of the following is true regarding melting ice EXCEPT
a)
ice reflects light keeping the planet cooler
b)
ice acts an air conditioner keeping the air around it cooler
c)
melting arctic sea ice will contribute significantly to sea level rise
d)
melitic ice will add fresh water to sea water potentially altering ocean currents
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