Ice crystals in the clouds that join together and fall to the earth are called ____________.
Snow
Winds, such as sea breezes, that are influenced by temperature changes in a small area are called local winds.
True
The boundary where a cool are mass pushes under a less dense warm air mass, often bringing stormy weather, is a ____________.
A. Stationary front
B. Cold front
C. Tornado
B. Cold front
Which gases make up the air in the atmosphere?
A. Carbon dioxide, nitrogen, oxygen, and other gases
B. Helium, carbon dioxide, oxygen, and radon
C. Helium, nitrogen, and oxygen
A. Carbon dioxide, nitrogen, oxygen, and other gases
Which of these describe the job of atmospheric scientists?
A. They collect and record data related to the weather and climate
B. They predict patterns in the weather and climate
C. They make changes to the weather and climate patterns
D. They control the types of climate patterns that happen.
A and B
Stratus clouds that form on the surface of the earth are called ____________.
Fog
Fluffy, cotton-like clouds with flat bottoms that indicate fair weather are called nimbostratus clouds.
False; it is cumulus clouds
The alert that is given when conditions are right for certain type of severe weather to happen is a ____________.
A. Weather watch
B. Weather warning
C. Cold front
A. Weather watch
Which of these is the correct order of the layers of the atmosphere, beginning with the layer closest to the Earth?
A. B. C.
troposphere troposphere troposphere
mesosphere stratosphere thermosphere
stratosphere mesosphere mesosphere
thermosphere thermosphere stratosphere
exosphere exosphere exosphere
B
What are two benefits of studying the weather and making weather predictions?
A. Knowing about the weather helps people understand more about life on other planets.
B. Predicting the weather can help people control what kind of weather occurs.
C. Predicting the weather can help people plan outdoor events.
D. Understanding and predicting patterns of weather help us better protect life.
C and D
Low, dark-gray stratus clouds that produce precipitation are called ____________.
Nimbostratus clouds
Raindrops that freeze on their way to the earth and land as tiny ice pellets are called sleet.
True
A. No wind
B. Slight breeze
C. Strong wind
C. Strong wind
A. Water droplets are heated and form a vapor in the atmosphere that becomes a cloud.
B. Water droplets and ice crystals fall through the atmosphere and freeze together to form a cloud.
C. Water vapor cools and forms water droplets on the dust particles in the atmosphere to form a cloud.
C
Which of these are ways to prepare for a severe thunderstorm?
A. Create an emergency kit that includes bottled water and medications.
B. Go upstairs and watch for the storm to pass.
C. Stay indoors and away from windows during the storm.
D. Take shelter under the nearest trees.
A and C
Winds, such as the prevailing westerlies, that occur in large, curved paths around the earth are called ______________.
Global winds
Water vapor that condenses on the surface of an object that is cooler than the moist air is called frost.
False; it is dew
Which kind of pressure does a cold, dry air mass usually have?
A. High
B. Low
C. Stationary
A. High
Which layer of the atmosphere is where weather takes place?
A. Mesosphere
B. Stratosphere
C. Troposphere
C
Which of the following happen during an El NiƱo climate pattern?
A. Parts of the United States receive more rain than usual.
B. Parts of the United States receive less rain than usual.
C. The Pacific Ocean near the Equator is warmer than usual.
D. The Pacific Ocean near the Equator is cooler than usual.
A and C
Ice that forms on a surface from water vapor without passing through the liquid state is called ______________.
Frost
The boundary where a warm air mass and a cold air mass are pushing against each other and not moving, often causing cloudy skies and rain, is a cold front.
False; it is stationary front
Which tool is used to measure air pressure?
A. Anemometer
B. Barometer
C. Wind vane
B. Barometer
A. Anemometer
B. Rain gauge
C. Rain sensor
B
How did God design the atmosphere to support life on Earth?
A. It exchanges carbon dioxide and oxygen.
B. It provides the air living things need to breathe.
C. It receives information from other planets.
D. It allows the right amount of sunlight to reach the earth.
B and D