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Weather Test #1

Study Aid for the Weather on Earth Test #1

QuestionAnswer
Name the layers of the atmosphere from closest to the Earth to farthest out. troposphere, stratosphere, mesosphere, thermosphere
Which layer of the atmosphere contains most of the air (80%)? troposphere
Which layer of the atmosphere is where most of the weather is? troposphere
Which layer of the atmosphere is the one we live in? troposphere
Which layer of the atmosphere contains the ozone? stratosphere
Which layer of the atmosphere protects us from too much ultraviolet (UV) light from the sun? stratosphere
What gas protects us from too much ultraviolet light from the sun? ozone
Which layer protects us from meteoroids? mesosphere
Which layer has the jet stream in it? stratosphere
Which layer is the coldest? mesosphere
Which layer does the International Space Station orbit in? thermosphere
Which layer has the auroras in it? thermosphere
Define "atmosphere." the thin layer of air that surrounds the Earth
What is the name for the thin layer of air that surrounds the Earth? atmosphere
Define "weather." The condition of the atmosphere (troposphere specifically) at a specific time and specific location.
Which weather instrument measures temperature? thermometer
Which weather instrument measures air pressure? barometer
Which weather instrument measures humidity? hygrometer
Which weather instrument measures wind speed? anemometer
Which weather instrument measures wind direction? wind vane
What units are used to measure air temperature? ° Celcius or Farenheit
What units are used to measure air pressure? inches of mercury or millibars
What units are used to measure wind speed miles or kilometers per hour
What units are used to measure wind direction? directions (north, south, east, west, etc.)
What units are used to measure humidity? percentage (%)
What is the word for the study of weather? meteorology
What is the name for a person who studies the weather? meteorologist
What word describes when molecules are forced closer together? compressed or compression
What is the word for weather predictions? forecasts
Define the word "variable." anything that can change
What are weather variables? Conditions of the troposphere that can change such as temperature, pressure, humidity, wind speed, wind direction, and cloud cover.
If air is compressed, what will happen to it's pressure? It will increase like you could feel when we used the syringes.
What is the most common gas in the air? nitrogen
What is the second most common gas in the air? oxygen
Which two gasses make up most of the air? nitrogen and oxygen
Since air is a form of matter, what two things are true about it? It takes up space and has mass.
Created by: ekeilen