Check Chapter 4 (Heat) of Class 7 Science NCERT Book (PDF) is available here for download in PDF format. ... ⇒ Temperature is a measure of the degree of hotness of an object.

That feels-like temperature can come in the form of wind chill or heat index, so similar scenes can play out during the dog days of summer. The amount of moisture in the air–or humidity–can ...

Checking the temperature reading during a heat wave won’t tell the whole sweltering story. It’s going to feel a lot hotter.. Blame the heat index, also called “apparent temperature.”It’s ...