Standard room temperature

In this activity, students measure the relative humidity in their classroom and in a sheltered playground location and relate the relative humidity and temperature in the...

It is said that dogs are man’s best friend, and here in New Zealand, you could also say dogs are a farmer’s best friend. Across New...

is a measure of the average energy of the particles that make up a substance. It relates to the idea of hotness and coldness. If an...