What Do You Know About Infrared Radiation?
10 Questions
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Infrared radiation is rather an interesting subject, however you should not be ignorant about it and what it really is, why it’s invisible to human eye. Are you up for the quiz?
Questions and Answers
- 1.Infrared radiation is sometimes called?
- A.
Infrared light
- B.
Electromagnetic field
- C.
Illumination
- D.
None of the above
- 2.It extends from the nominal red edge of the visible spectrum at?
- A.
650 nanometers
- B.
700 nanometers
- C.
859 nanometers
- D.
600 nanometers
- 3.Most of the thermal radiation emitted by objects near room temperature is?
- A.
Nanometer
- B.
Cathode ray
- C.
Ultra rays
- D.
Infrared
- 4.Like EMR, infrared radiation carried radiant energy and behaves like a?
- A.
Wave
- B.
Quantum
- C.
Photon
- D.
All of the above
- 5.Infrared was discovered in 1800 by astronomer Sir?
- A.
George Moore
- B.
George Washington
- C.
Allan Sugar
- D.
William Herschel
- 6.The astronomer discovered a type of invisible radiation in the spectrum lower in?
- A.
Rays
- B.
Energy
- C.
Light
- D.
None of the above
- 7.Slightly more than half of the total energy from the Sun was eventually found to arrive on Earth in the form of?
- A.
Ultra ray
- B.
Ultra violet
- C.
Radiation
- D.
Infrared
- 8.The balance between absorbed and emitted infrared radiation has a critical effect on Earth’s?
- A.
Movement
- B.
Weather
- C.
Climate
- D.
None of the above
- 9.Infrared radiation is emitted or absorbed by?
- A.
Atom
- B.
Photon
- C.
Oxygen
- D.
Molecule
- 10.Infrared radiation excites vibrational modes in a molecule through a change in the?
- A.
Dipole moment
- B.
Infrared
- C.
Atom
- D.
Sodium
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