What form of energy causes water to change from a liquid to a gas?



A.
heat

B.
light

C.
waves

D.
sound

A. heat

Thunderstorms and hurricanes are examples of severe weather.



Which of these weather conditions is necessary for the formation of thunderstorms and hurricanes?



A.
a cold rain falling to the ground

B.
air masses combining to create a high-pressure area

C.
winds spiraling downward and away from the center of a storm

D.
air moving toward the center of a storm and rising into the atmosphere

D. air moving toward the center of a storm and rising into the atmosphere

On this Monday, the weather in Cleveland is influenced by a



A.
tornado

B.
blizzard

C.
low pressure area

D.
high pressure area

The correct answer is C. low pressure area.

Which statement about the Monday weather best supports this prediction?



A.
In Cleveland, clouds are clearing.

B.
In Baltimore, the air pressure is falling.

C.
In Cleveland, the air pressure is stable.

D.
In Baltimore, there is a moderate breeze from the southwest

B. In Baltimore, the air pressure is falling.