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science
chapter 7//lessons 1-6
Question | Answer |
---|---|
what part of the earth consists of water in the form of ice | the cryosphere |
2 soures of energy that drives the earth system | heat from sun and heat flowing out of earth as it cools |
whats ultraviolet wavelengths | invisible form of energy with wavelengths that are shorter than wavelengths for violet light |
what is greenhouse effect | trapping of heat near planets surface by gases in atmosphere |
water heats slower than land because... | land heats faster because less energy required to heat land than water |
infrared radiation is | longer wavelengths then red light |
global winds develop by... | unequal heating of earth but over large area |
what are sunspots | dark cooler regions on surface of sun |
how are climates classified | temp and precipitation |
drought- | long period of scarce rainfall or dry weather |
ice ages- | periods of glacial advance |
factors of climate change | movement of continents; changes in position of earth relative to sun; volcanic eruptions; changes in the suns energy output |
when are tornadoes most likely to form in florida | feb-april |
safest place to be during a tornado | storm shelter or basement |
whats a storm surge | rush of water caused by powerful winds |
whats important bout ozone layer | protects living things from uv rays |
layers of atmosphere | troposphere; stratosphere; mesosphere; thermosphere |
most abundent gas in atmosphere | nitrogen |
what group of gases destroyed ozone layer | chlorofluorocarbons |
livestock emits... | methane |
gradual increse of atmosphere | global warming |
gas added to atmosphere by burning fossis fuels | carbon dioxide |