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WorksheetsHuman Impacts
Total questions: 38
Worksheet time: 33mins
Which of these is an example of a human activity that causes climate change?
A. burning fossil fuels
B. removing greenhouse gases
C. using alternative energy sources
D. increasing ash particles from volcanoes
A greenhouse is a building where plants are cultivated. Because a greenhouse traps some of the incoming solar radiation, the air inside is generally warmer than the air outside. Which gas in Earth’s atmosphere acts like this greenhouse?
Argon
Oxygen
Nitrogen
Carbon Dioxide
The graph shows the change in average global temperature during the last 100 years. The graph shows both natural and human contributions to climate change. Which of these statements is supported by the graph?
A. Human activities have caused most of the change in Earth’s increased temperatures.
B. Earth’s surface is becoming warmer mostly because of an increase in the sun’s energy.
C. Natural factors have been the main factor in causing Earth’s climate to become warmer.
D. Driving vehicles every day in crowded cities is the main contributor to increasing temperatures.
If a population grows larger than its environmental carrying capacity, then
death rate may rise.
death rate may fall significantly.
birth rate may rise significantly.
immigration rate may increase.
What type of growth is the human population experiencing today?
Exponential growth
Zero population growth
Slight decreases in growth
Slight increases in growth
The majority of Earth's energy comes from...
the Earth's core
the Sun
hydroelectric power
burning fossil fuels
Which of the following does NOT happen to solar energy when it reaches Earth?
Some solar energy reflects off the atmosphere, back to space
Some solar energy passes through Earth and comes out the other side
Some solar energy is absorbed by land and water
Some solar energy is radiated from the Earth's surface and trapped by the atmosphere
What are possible negative outcomes of forest being cleared to make room for farmland?
Fewer trees for animal habitats
Fertilizers create run-off into a nearby stream, polluting it.
Less room for animals to hunt and find shelter
Birds find seeds and insects on plowed fields
Pollution caused by a coal factory most directly affects the...
ocean
soil
atmosphere
groundwater
Pick All of the R's of Conservation.
Reduce
Reuse
Recycle
Remind
Which of the following is an example of precipitation?
sleet
hail
snow
all of the above
Which of the following is NOT a way water moves from the land to the air?
transpiration
respiration
evaporation
precipitation
If groundwater reaches earth's surface, how does it reenter the water cycle?
by transpiration
by evaporation
by accumulation
it can't
The water cycle starts at....
evaporation
condensation
precipitation
it has not beginning or ending
What process is show by letter A in the diagram?
condensation
evaporation
accumulation
precipitation
Why are fossils fuels so widely used?
They are renewable so they won't run out.
They pollution they produce is less compared to renewable energy sources.
They are easy to obtain and process.
They don't disrupt the environment when mined from the earth.
Fossil Fuels (choose ALL that apply)
considered nonrenewable resources
cause pollution in the atmosphere
are renewable resources
oil, coal and natural gas
What percent of water on Earth is saltwater?
3%
97%
90%
5%
