What two things are needed at the same time to create a rainbow?
- Sunlight and rain
- Snow and wind
- Fog and lightning
- Heat and dust
Which instrument is used to measure temperature?
- Thermometer
- Barometer
- Anemometer
- Compass
Which instrument measures air pressure?
- Barometer
- Thermometer
- Ruler
- Telescope
Wind is caused by differences in air pressure between two places.
- True
- False
Which type of cloud is puffy, white, and often looks like cotton balls?
- Cumulus
- Cirrus
- Stratus
- Nimbus
Which clouds are thin, wispy, and found high in the sky?
- Cirrus
- Cumulus
- Stratus
- Nimbostratus
When you see a flash of lightning, the loud sound that follows it is called ___.
In the water cycle, what is the process called when water turns from a liquid into a gas (water vapor)?
- Evaporation
- Condensation
- Precipitation
- Collection
In the water cycle, what do we call water falling from clouds as rain, snow, or hail?
- Precipitation
- Evaporation
- Condensation
- Reflection
In the water cycle, when water vapor cools and turns back into tiny droplets that form clouds, the process is called ___.
In most places away from the equator, which season is usually the coldest?
- Winter
- Summer
- Spring
- Autumn
Lightning is always followed by rain and never appears with a clear sky nearby.
- True
- False
What is fog most simply described as?
- A cloud that forms at ground level
- Frozen rain high in the sky
- A type of strong wind
- Smoke from a fire