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Weather: Air Pressure

By Janice VanCleave

Meteorology is the study of weather in a given region. Weather refers to whats going on in the troposphere (atmospheric layer next to the Earth). In other words, weather is the condition of the air layer above the Earth at a given place and time. Weather reports include air temperature, humidity (how wet the air […]

Filed Under: Earth Science Tagged With: air pressure, clod formation, meteorology

Cloud Formation

By Janice VanCleave

Question:How are clouds formed? Answer: Clouds are made of very tiny drops of liquid water called cloud drops or cloud droplets. Cloud droplets stick together to form larger heavier raindrops, which fall to the ground where they collect in puddles, lakes, rivers, and oceans. The water molecules on the surface of collected water (rivers, streams, […]

Filed Under: Earth Science Tagged With: cloud drops, cloud formation, condensation, evaporation, meteorology

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Welcome to Janice’s Science Extravaganza!

The spoon hanging from the string vibrates when struck and these vibrations are transmitted through the string and the sound is amplified by the plastic cups. ABOUT ME: Hi, I am Janice VanCleave, author of 50 best-selling science experiment books for children ages 4 through high school. I taught science for 27 years. MORE.....

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