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Weather Climate Ch 1
Weather Climate 1
| Question | Answer |
|---|---|
| Earth's atmosphere is important to living things because _______ | it provides all the gases that living things need to survive |
| the two most abundant gases in the atmosphere are _____________ | nitrogen and oxygen |
| Air has pressure because __________ | air has mass |
| Instruments used to measure air pressure are called ________ | barometers |
| Water vapor is water in the form of a ___________ | gas |
| The ozone layer in the stratosphere absorbs ______ | ultraviolet radiation |
| Earth's _________________ is the thin envelop of gases that surround Earth | atmosphere |
| Nitrogen oxides react with other air pollutants in the presence of sunlight to form ___________. | photochemical smog |
| Because the atmosphere traps solar energy, water exists in ______ form on Earth for living things to use. | liquid |
| The atmospheric gas called ______________ forms clouds when it condenses. | water vapor |
| The weight of a column of air pushing on an object causes _____________. | air pressure |
| A person becomes out of breath quickly on a mountaintop because there are fewer _______ molecules present per cubic meter of air. | oxygen |
| Most air pollution comes from _____________. | burning fossil fuels |
| The National Weather Service measures air pressure in units called _____. | millibars |
| As you rise upwards in the atmosphere, air pressure ________. | decreases |
| Earth's atmosphere contains about four times as much nitrogen as _______. | oxygen |
| The layers of the atmosphere are classified according to changes in _____________. | temperature |
| The density of a fixed volume of air increases as its mass _________. | increases |
| The condition of Earth's atmosphere at a particular time and place is known as ____________________. | weather |
| The name of the molecule that is made up of three oxygen atoms is ______. | ozone |
| Harmful particles and gases in the air are known as _______________. | pollutants |
| The __________ of air can be calculated if the mass and volume of air are known. | density |
| Which layer does Earth's weather occur? | troposphere |
| Which layer of the atmosphere contains the ozone layer? | stratosphere |
| Know the names of the six layers of the atmosphere and where they are located | (short answer) Remember the ionosphere and exosphere are located in the thermosphere |
| Describe three ways that the atmosphere helps living things survive on Earth. | (Essay Question) |
| Describe the characteristics of the mesosphere and its role in protecting Earth from meteoroids. | (Essay Question) |
Created by:
Karen Heisner
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