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100
In what way are evaporation and condensation similar? A) Both cause decreases in air temperature. B) Both cause increases in air temperature. C) Both are caused by the warming of the atmosphere. D) Both are caused by changes in heat energy.
What is both are caused by changes in heat energy?
100
Andy lives in the southern hemisphere. What season does he most likely experience in August? A) spring B) summer C) winter D) autumn
What is winter?
100
Which best describes why winds at the beach change direction between day and night? A) because the temperatures over land and over water change B) because warm air over land sinks and stays in place over land C) because cool air rises and is replaced by warm air from the ocean D) because cool air sinks and stays in place over land
What is because the temperatures over land and over water change?
100
Which will most likely result from a low-pressure weather system? A) warm temperatures B) cloudy conditions C) clear conditions D) cool temperatures
What is cloudy conditions?
100
Which has the greatest effect on wind speed? A) precipitation B) cloud cover C) wind direction D) air pressure
What is air pressure?
200
After a rain, a puddle of water remains on a sidewalk. After a day of sunshine, the puddle is gone. Which process is most responsible for the disappearance of the puddle? A) precipitation B) transpiration C) evaporation D) condensation
What is evaporation?
200
What is the cause of rising surface temperatures of the Pacific Ocean, drought in the western United States, and flooding on the Pacific coast of South America? A) the Gulf Stream B) the jet stream C) La Niña D) El Niño
What is El Nino?
200
Which best describes a characteristic of the jet stream? A) It forms a boundary between a cold air mass and a warm air mass. B) It creates the high winds around the eye of a hurricane. C) It forces the hot air along the equator to rise to areas in North America. D) It causes high pressure air masses to rotate clockwise.
What is it forms a boundary between a cold air mass and a warm air mass?
200
Which is the best explanation for how air masses move across the United States? A) The prevailing westerlies move air masses from west to east across the United States but may be deflected by the jet stream. B) The trade winds move air masses from west to east across the United States. C) The jet stream moves air masses from the Pacific Ocean across the United States. D) The warm air of the Gulf Stream causes air masses to move from the Atlantic Ocean to the Pacific Ocean.
What is the prevailing westerlies move air masses from west to east across the U.S., but may be deflected by the jet stream?
200
Which tool measures air pressure? a) thermometer b) wind vane c) anemometer d) barometer
What is a barometer?
300
What must occur before clouds can form? A) Water vapor must get warmer. B) Water vapor must lose heat energy. C) Precipitation must begin to fall and run off. D) Transpiration must add water vapor to the atmosphere.
What is water vapor must lose heat energy?
300
What will most likely result when the jet stream moves south of North Carolina? A) North Carolina will experience tropical weather conditions. B) North Carolina will experience hot, dry weather. C) North Carolina will experience mild weather. D) North Carolina will experience cold weather. RELEASED
What is North Carolina will experience cold weather?
300
How do global winds and ocean current transfer heat around the world? a) by convection b) by conduction c) by transpiration d) by radiation
What is by convection?
300
On a cold, cloudy day, the local weather forecaster predicts that a high-pressure system will be moving into the area in the next 24 hours. Which weather conditions will this system most likely bring to the area? A) stormy B) sunny C) snowy D) hot
What is sunny?
300
What does high air pressure usually mean? a) fair weather b) stormy weather c) rising temperatures d) falling temperatures
What is fair weather?
400
One morning, Jane notices drops of water on the outside of a window. Later in the day, she notices that the drops have disappeared. What most likely caused the drops to disappear? A) The water condensed on the plants around the house. B) Energy from the sun caused the water to evaporate. C) The water cooled enough to turn into water vapor. D) Wind blowing on the window turned the water into vapor.
What is energy from the sun caused the water to evaporate?
400
What kind of weather are areas near oceans MOST LIKELY to have? a) mild and wet b) cold and wet c) mild and dry d) hot and dry
What is mild and wet?
400
Which of these forms over warm ocean water and can bring strong winds and heavy rain to North Carolina's coast in summer or fall? a) hurricane b) snowstorm c) thunderstorm d) tornado
What is a hurricane?
400
The weather forecast indicates that a warm front will be moving into the area in the next 24 hours. Which type of weather will most likely result? A) clear skies and cold temperatures B) clear skies and hot temperatures C) cloudy skies and rainy weather D) heavy snow and ice
What is cloudy skies and rainy weather?
400
When are you MOST LIKELY to see white cumulus clouds? a) on a foggy day b) on a rainy day c) before a thunderstorm d) on a sunny day
What is on a sunny day?
500
Which BEST describes cirrus clouds? a) big, dark clouds that bring rain and thunder b) low, gray clouds that cover the whole sky c) puffy, white clouds seen in sunny weather d) high, wispy clouds made up of ice crystals
What is high, wispy clouds made up of ice crystals?
500
Which of the following is a warm ocean current that helps keep weather along North Carolina's coast mild during the cooler months? a) Gulf Stream b) El Nino c) Jet Stream d) La Nina
What is Gulf Stream?
500
Areas farthest from the equator tend to: a) be hot all year b) be cold all year c) get the most rain d) have the most hurricanes
What is be cold all year?
500
When is the temperature in an area MOST LIKELY to rise? a) after a cold front passes over the area b) before a cold front passes over the area c) after a warm front passes over the area d) before a warm front passes over the area
What is after a warm front passes over the area?
500
Which will MOST LIKELY bring clouds and precipitation that last for several days? a) high-pressure area b) cold front c) stationary front d) warm front
What is a stationary front?
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