The greenhouse effect is caused by:
Greenhouse gases in the lower atmosphere absorbing solar radiation
Greenhouse gases in the lower atmosphere absorbing radiation from the Earth's surface, and preventing much of it escaping into space.
Too much heat coming into the atmosphere
Too much sunshine reaching Earth
Which of these gases is NOT a greenhouse gas?
Carbon dioxide (CO2)
Nitrous oxide (N2O)
Oxygen (O2)
Methane (CH4)
Which of the following is NOT a way of reducing greenhouse gases?
Planting more trees.
Installing energy efficient light bulbs in every home.
Making more use of renewable energy sources.
Finding new supplies of coal inside the earth.
Which of the following human activities does NOT release carbon dioxide into the atmosphere?
burning fossil fuels
overfishing
cutting down forests
driving motor vehicles
Which of the following is NOT a negative effect of global warming?
larger fish populations
new infectious diseases
species extinction
loss of coastal areas
A rise in temperature around the world can cause an increase in infectious diseases.
Which of the following is an effect of global warming?
melting ice
rising sea levels
changes in weather patterns
all of the above
What makes up fossil fuels?
coal
oil
natural gas
What happens when we burn fossil fuels?
nothing
we get a big fire
we release carbon into the atmosphere
we release oxygen and carbon dioxide in the atmnosphere
Scientists believe that as the Earth continues to warm up, we are experiencing more extreme weather in the form of hurricanes, forest fires, floods, and other weather-related disasters.
