causes of c.c

Question 1

after how many years does the tilt of the earths axis change?

Answer 1

every 41,000 years

Question 2

what does a greater tilt in the earths axis result?

Answer 2

more sunlight in polar regions

Question 3

methane is released in the atmosphere as a result of?

Answer 3

•waste decomposition in landfill
• increased padi fields
• decay of organic matter as permafrost melts
• belching cattle/dung

Question 4

give an examples of a fossil fuel

Answer 4

oil/coal

Question 5

volcanic eruptions may lead to lowered temperatures due to?

Answer 5

large amounts of dust/ droplets of sulphur being ejected into the atmosphere, which may reflect the suns rays, thus lowering temperatures.

Question 6

burning fossil fuels results in X being released.
what is X?

Answer 6

carbon dioxide

Question 7

what year pattern does increased sunspot activity follow?

Answer 7

an 11-year pattern

Question 8

change in the earths tilt is referred to as?

Answer 8

milkankovitch’s theory

Question 9

there is increased levels of nitrous oxide as a result of…

Answer 9

-increased car exhaust emissions
-increased production of fertilisers

Question 10

burning fossil fuels ____ heat

Answer 10

trap

Question 11

CFS are released as a result of

Answer 11

incorrect disposal of refrigerators