atmosphere vocabulary 7 th grade earth science. directions make 3 columns in your science notebook...
TRANSCRIPT
Atmosphere Vocabulary
7th Grade Earth Science
Directions
• Make 3 columns in your science notebook
• Title the columns WORD, DEFINITION, & SENTENCE
• Write the word in the heading• Write the sentence in the 3rd column• Write the definition in the 2nd column
Atmosphere
• Meteors often burn up in Earth’s atmosphere.
Atmosphere
• The mixture of gases that surrounds the Earth.
• The outermost layer of Earth.
Weather
• Today’s weather report states that it will be sunny.
Weather
• the condition of the Earth’s atmosphere at a particular time and place.
Ozone
• Scientists are worried that the Earth’s ozone layer is being depleted.
Ozone
• A form of oxygen that has 3 oxygen atoms in each molecule instead of 2.
Water Vapor
• The water vapor in the air is very heavy today.
Water Vapor
• the invisible gaseous form of water
Pollutants
• Cars put a lot of pollutants into the air.
Pollutants
• harmful substances in the air, water, and soil
Photochemical Smog
• The photochemical smog is really bad in Los Angeles.
Photochemical Smog
• a brownish haze that is a mixture of ozone & other chemicals, formed when the chemicals interact with sunlight.
Temperature Inversion
• Las Vegas often has a temperature inversion due to it’s topography.
Temperature Inversion
• weather condition where a layer of warm air prevents the rising air from escaping which traps the polluted air near the Earth’s surface.
Acid Rain
• Acid rain is responsible for the damage to marble statues.
Acid Rain
• rain that is more acidic than normal caused by the release of molecules of sulfur dioxide & nitrogen oxide in the air.
Pressure
• The pressure of air in a balloon makes it expand.
Pressure
• the amount of force pushing on a surface or area.
Air Pressure
• The air pressure is what helps planes to fly.
Air Pressure
• a force that is the result of the weight of a column of air pushing down on an area.
Altitude
• The city of Denver is at a high altitude.
Altitude
• elevation above sea level
Barometer
• A meteorologist uses a barometer to check for thunderstorms.
Barometer
• an instrument used to measure changes in air pressure.