lesson 14

Question 1

how does the sun transfer heat energy?

Answer 1

radiation

Question 2

how does the earth’s surface emit the heat absorbed from the sun to the atmosphere?

Answer 2

in the form of infrared rays

Question 3

id: allow the heat to get in but they do not let all the energy to come out

Answer 3

greenhouse effect

Question 4

Greenhouse gases absorb IR and emit energy and in _________ form but of
(shorter, longer) wavelength.

Answer 4

infrared; longer

Question 5

natural sources of greenhouse gases:
1) carbon dioxide
2) methane
3) nitrous oxide

Answer 5

1) volcanic eruption
forest fires
2) decay of plants
3) soils

Question 6

id: the long-term heating of Earth’s climate system observed since the pre-industrial period

Answer 6

global warming

Question 7

id: both human- and naturally produced
warming and the effects it has on our planet

Answer 7

climate change

Question 8

how much is the increase in global average temperature per decade?

Answer 8

0.2 degrees Celsius

Question 9

enum: (3) natural causes of global warming

Answer 9

greenhouse effect
slow tilting of the earth’s axis
natural calamities

Question 10

enum: (3) anthropogenic causes of global warming

Answer 10

respiration
mining activities
burning of fossil fuels

Question 11

ToF: Climate change may cause weather patterns to be less predictable.

Answer 11

true