Human activities that affect the natural green House Effect
Assessment of climate change
100
True or false
the temperature on earth has been decreasing since 1880
false
has been increasing
100
Which effect causes certain gases in earths atmosphee to be absorbed and kept from the sun and the earths surface
Green house effect
100
What is the Hyrosphere
Water in all its differnt forms on earth.
100
True or false
do cows produce nitrous oxide gas from farting?
false
they produce mathane gas
100
How many major climate zones are there?
-2
-5
-7
-3
3
200
define the difference between climate and weather
climate is the change in conditions in a region over a long period of time, weather is the current condtions of the atmosphere in a specific place and time
200
True or False
longer growing seasons & milder winters have had a negative effect on canadas maple syrup industry
False
has a positive effect
200
Describe what a " carbon sink " is?
a carbon sink is something that absorbs & stores carbon dioxide from the atmosphere
200
true or false
human activities are adding more greenhouse gases to the atmosphere
True
200
true or false
a climatograph is a graph of climate data collected for a long period of time in a region
false
collects data for a specific region
300
True or False
areas closer to the equator have less rainfall, while polar areas are experiencing heaver presipitation
True
300
identify three impacts on aquatic ecosystems due to climate change
describe how a mountain range affects the climate of an area
mountains force moving air higher in the atmosphere, air cools as it rises and the cool aur us forced down the other side of the mountain
300
In canada where is the second-largest oil reserve located
alberta
300
How do tree rings help scientists figure out past climate trends
from the differnt shades/types of layers and rings a scientist is able to show past events, drought, flooding, growth, fires and past weather
400
Why do scientists think the average global temperature is increasing so quickly
Since 1880s, 1 degree celcious has risen & scientists believe it will continue. that humans are the biggest factor on affecting it.
400
Describe desertification and who it effects
from the increasing temperature and lack of rainfall, has resulted in drought & the spread of deserts. this effects all organisms living in the area, mainly humans. farm land and there water supply runs dry.
400
name three natural affects of Global climate change
- interactions of the sun & earth
-the atmosphere
-natural green house gases
-Hydrosphere
-moving continents
400
name three things that increase nitrous oxide in to the atmosphere
-farming
-useing fertilizers
-exhaust from vehicles
400
what do weather ballons measure and how do they send data back to the ground?
carry mini weather stations, they measure the temperature pressure and humidity at heights up to 30,000m. a small radio transmits the data back to the ground