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SCEM FINAL TEST
| Question | Answer |
|---|---|
| What is the study of weather called | Meteorology |
| What instrument measures air pressure | Barometer |
| What instrument measures temperature | Thermometer |
| What instrument measures wind speed | Anemometer |
| What instrument measures humidity | Hygrometer |
| What instrument measures rainfall | Rain gauge |
| What instrument shows wind direction | Wind vane |
| What gas makes up most of Earth's atmosphere | Nitrogen |
| What layer of the atmosphere contains most weather | Troposphere |
| What layer of the atmosphere contains the ozone layer | Stratosphere |
| What does the ozone layer protect us from | Ultraviolet radiation |
| What is the process of water turning into vapor called | Evaporation |
| What is the process of vapor turning into liquid called | Condensation |
| What is precipitation | Any form of water falling from the sky |
| What are the four main types of precipitation | Rain, snow, sleet, hail |
| What do we call a large body of air with similar temperature and humidity | Air mass |
| What is a front | The boundary between two air masses |
| What kind of front forms when warm air moves over cold air | Warm front |
| What kind of front forms when cold air pushes warm air up | Cold front |
| What kind of front forms when neither air mass moves | Stationary front |
| What kind of front forms when a cold front overtakes a warm front | Occluded front |
| What type of clouds are puffy and look like cotton | Cumulus |
| What type of clouds are thin and wispy | Cirrus |
| What type of clouds are gray and cover the whole sky | Stratus |
| What type of clouds bring thunderstorms | Cumulonimbus |
| What is humidity | The amount of water vapor in the air |
| What does relative humidity compare | The amount of moisture in the air to how much it can hold |
| What happens when air reaches 100% humidity | Condensation occurs |
| What is dew point | The temperature at which air becomes saturated |
| What is wind | The movement of air from high to low pressure |
| What causes wind | Differences in air pressure |
| What causes global winds | Uneven heating of Earth's surface |
| What are trade winds | Steady winds that blow toward the equator |
| What are westerlies | Winds that blow from west to east in mid-latitudes |
| What are polar easterlies | Cold winds that blow from the poles |
| What is the Coriolis effect | The curving of winds due to Earth's rotation |
| What is a jet stream | A fast-moving ribbon of air high in the atmosphere |
| What weather does high pressure bring | Clear skies and fair weather |
| What weather does low pressure bring | Clouds and precipitation |
| What is a thunderstorm | A storm with lightning and thunder |
| What causes lightning | Static electricity in clouds |
| What causes thunder | The rapid heating and cooling of air by lightning |
| What is a tornado | A rotating column of air that touches the ground |
| What is the center of a tornado called | Eye |
| What scale measures tornado strength | Enhanced Fujita scale |
| What is a hurricane | A large rotating storm over warm ocean water |
| What is the calm center of a hurricane called | Eye |
| What scale measures hurricane strength | Saffir-Simpson scale |
| What is a blizzard | A severe snowstorm with strong winds |
| What is a drought | A long period with little or no rain |
| What is a flood | Overflow of water onto normally dry land |
| What is climate | The average weather of a place over time |
| What is weather | The condition of the atmosphere at a given time and place |
| What is the main source of Earth’s weather energy | The Sun |
| What are isobars on a weather map | Lines that connect equal air pressure |
| What are isotherms on a weather map | Lines that connect equal temperature |
| What is a meteorologist | A scientist who studies and predicts the weather |
| What does a weather satellite do | Monitors weather from space |
| What does radar measure | Precipitation location and intensity |
| What symbol represents a cold front on a map | A blue line with triangles |
| What symbol represents a warm front on a map | A red line with semicircles |
| What symbol represents a stationary front | A line with alternating red semicircles and blue triangles |
Created by:
SCEM