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Geography test
chapter #3 (1st semester, 9th grade)
Term | Definition |
---|---|
weather | condition of the atmosphere at a particular location and time |
climate | weather conditions at a particular location over a long period of time |
precipitation | falling water droplets in the form of rain, sleet, snow, hail |
convection | the transfer of heat in the atmosphere by upward motion of the air |
el nino | west coast of south america where the water's warm |
greenhouse effect | the layer of gases released by the burning of coal and petroleum traps some solar energy causing higher tempuratures |
ecosystem | is an interdependent community of plants and animals |
biome | ecosystem of a specific region |
rain forest | located in the tropical zone and is covered with a heavy concentration broadleaf trees |
savanna | tropical grassland region flat, grassy, treeless plains |
Why are there few subarctic climate zones in the southern regions? | because the southern hemisphere is closer to the equator than the northern hemisphere therefore it is hotter |
How might the climate of an area be affected by global warming? Which of the five themes apply to this situation? | the climate is affected because global warming makes everything hotter and then the climate is hotter |
What causes the changing seasons on earth? | the tilt of the earth |
How do ocean currents affect climate? | through convection |
What might cause global warming? | the greenhouse effect |