NEW
Font size
WorksheetsG9-SCIENCE_SEATWORK#5-Q3
Total questions: 15
Worksheet time: 15mins
When does greenhouse effect happen?
A. When the earth surface absorb heat from the atmosphere.
B. When the earth surface absorb heat from the earth’s interior
C. When the upper atmosphere absorb heat from the outer space.
D. When the lower atmosphere absorb heat from the earth’s surface.
Which activity does NOT contribute to global warming?
A. reforestation
B. illegal fishing
C. mining activities
D. incineration of garbage
What will happen if there is too much carbon dioxide in the atmosphere?
A. Temperature increases
B. Temperature decreases
C. Water vapor condenses
D. Greenhouse effect occurs
What causes La Niña?
A. Warming of water in the Atlantic Ocean.
B. Cooling of water in the Atlantic coast of the US.
C. Warming of water in the Pacific Ocean off the coast of South America.
D. Cooling of water in the tropical Pacific Ocean between the Tropic of Cancer and the Tropic of Capricorn
Which of the following factors is the contributor to current enhanced (humaninduced) global warming?
A. solar radiation
B. littering everywhere
C. hole in the ozone layer
D. carbon dioxide emissions
Which of the following human activities DOES NOT contribute to enhanced climate change?
A. Always using cars when going even to short distance places.
B. Joining in tree planting activities whenever possible.
C. Rallying against the use of renewable energy.
D. Chopping down rainforests.
12. Which statement supports reduction of carbon footprint?
A. Drive a hybrid car.
B. Hang blankets to dry.
C. Eat a plant-based diet.
D. Turn off your lights if not needed.
The cause of the vast majority of climate change can be attributed to _________.
volcanoes.
cattle farming.
the burning of fossil fuels.
crop production
Global climate change has had numerous effects on the Earth. Which of the following has been a result of global climate change?
increase in insect pest populations
rise in infectious tropical diseases
increase in coastal flooding
all of these answers
What are some differences between El Niño and La Niña?
In La Niña, the trade winds strengthen, and in El Niño they slacken or reverse
Sea level rises at Easter Island during an El Niño
The warm pool is shifted to the west during La Niña
Which is the best practice to reduce the effect of climate change?
livestock raising
burning fossil fuel
organic farming
car manufacturing
2. Which is TRUE about greenhouse effect?
A. Greenhouse gases on the surface absorb heat from the atmosphere.
B. Greenhouse gases on the surface absorb heat from the earth’s interior.
C. Greenhouse gases in the upper atmosphere absorb heat from the outer space.
D. Greenhouse gases in the lower atmosphere absorb heat from the earth’s surface.
3. Which of the following is NOT likely result of global warming? A. Rising sea level
A. Rising sea level
B. Worsening health effects
C. Increased storm frequency and intensity
D. Increased agricultural productivity worldwide
11. El Niño: _____________ La Niña: _____________
A. unnatural warming, natural cooling
B. natural warming, unusual cooling
C. unusual warming, unusual cooling
D. unusual warming, unnatural cooling
