Which type of clouds bring lightning, thunder, and tornadoes?

• Cirrus
• Nimbus
• Cumulonimbus
• Stratus

If you observe thick, grey clouds, what type of weather can you expect to come?

• heavy rain
• a change in temperature
• heavy winds
• a snow storm

What type of instrument measures the humidity in the air?

• hygrometer
• barometer
• anemometer
• rain gauge

Which instrument measures the air temperature?

• rain gauge
• barometer
• anemometer
• thermometer

A front is

• where warm air is cooling at earth's surface
• a line where hot and cold air are separating
• a line where two different air masses meet
• where cold air is rising and forming rain clouds

What weather factor does a barometer measure?

• Air Pressure
• Air Temperature
• Wind Speed
• Humidity

If there are puffy white clouds in the sky, what type of weather can we expect?

• some form of percipitation
• thunderstorms
• heavy showers
• sunny and fair

The spinning of an object on its axis is called______

• orbit
• rotation
• revolution
• tide

Day and night is caused by the _____________ of earth on its axis.

• revolution
• orbit
• rotation

What are the reasons for the seasons?

• Earth's tilt and rotation.
• Earth's rotation and revolution.
• Earth's tilt and revolution.
• Earth's tilt and resolution