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7th Gr. Science Unit 5 Flash Cards
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- 1The major source of pollutionautomobile
- 2The changing of gas to liquidcondensation
- 3carbon dioxide and water vapor trapping heat given off by earthgreenhouse effect
- 4the changing of liquid to gasevaporation
- 5layer responsible for reflecting radio wavesionosphere
- 6the most abundant gas in the atmospherenitrogen
- 7the second most abundant gas in the atmosphereoxygen
- 8layer absorbing ultraviolet raysozonosphere
- 9waste substances found in the atmosphere that are harmful to lifepollution
- 10the layer in which weather changes occurtroposhpere
- 11Most pollutants found in the atmosphere enter the body through the ________lungs
- 12Sulfur oxides harm the body by _______damaging the lungs
- 13The main factor varying from layer to layer in the atmosphere is the _________temperature
- 14The gas that is necessary for respiration in all living things is __________oxygen
- 15In order for plants to carry out photosynthesis, they must have __________carbon dioxide
- 16The probable reason for the increase of carbon dioxide is _________burning fossil fuels
- 17Snow or rain falling from clouds is called ___________precipitation
- 18The 2 processes of life involved in the carbon-oxygen cycle are _____________photosynthesis and respiration
- 19The amount of carbon dioxide in the atmosphere is controlled by an exchange with __________the oceans
- 20Plants and bacteria are necessary to complete the _________nitrogen cycle
- 21The process by which bacteria change nitrogen into nitrogen compounds is ________fixation
- 22The 2 types of air pollutants are ________particles and gases
- 23The process by which certain bacteria release nitrogen from nitrogen compounds is known as __________denitrification
- 24The amount of radiation absorbed by the earth _________ the radiation lost to spaceequals
- 25The rate at which oxygen is taken from the atmosphere by living things is equal to the rate at which it is replaced by ____________plants or photosynthesis
- 26Carbon monoxide interferes with the transportation of ________ by the bloodoxygen
- 27In Genesis 1:26 God gave man the responsibility to have _________ over the earthdominion
- 28Matthew 7:12, "Therefore all things whatsoever ye would that men should do to you, do ye even so to them," is sometimes called the __________golden rule
- 29True/False? Bacteria are the root of the pollution problemFalse
- 30True/False? As "King" of the earth, man's responsibility is to protect the earth and develop its resources.True
- 31True/False? Of the incoming solar radiation 70 percent is used to heat the earth and its atmosphereTrue
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- 7th grade 7th Grade Science Fichas sobre 7th Gr. Science Unit 5 Flash Cards, creado por Jenny Johnson el 25/01/2021.
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