Why are infrared radiations referred to as heat waves also ?Name the radiations,which are next to these radiations in electromagtnetic spectrum having
longer wavelength.

Why are infrared radiations referred to as heat waves also ?Name the radiations,which are next to these radiations in electromagtnetic spectrum having shorter wavelength

Name the constituent radiation of electromagnetic spectrum which produces intense heating effect.

Name the constituent radiation of electromagnetic spectrum which is used in satellite communication.

Name the constituent radiation of electromagnetic spectrum which is used for studying crystal structure.

Name the constituent radiation of electromagnetic spectrum which is absorbed from sunlight by ozone layer.

Name the constituent radiation of electromagnetic spectrum which has its wavelength range between 390 nm and 700 nm.

How are infrared waved produces ?Why are hese referred to as 'heat waves'?Write their one important use.

Given below are some famous numbers associated with electromagnetic radiations in different contexts in physics. State the part of the electromagnetic spectrum to which each belongs. 21 cm (wavelength emitted by atomic hydrogen in interstellar space).

Which of the following radiations has the least wavelength?