Infrared waves are often called heat waves because they

40)
A) emanate from relatively hot sources.
B) consist of frequencies lower than those of visible light.
C) induce resonance in molecules and increase internal energy in a substance.
D) are the predominant waves emitted by the sun.


Answer: C

Physics & Space Science

You might also like to view...

The angle between an object's orbit plane and the ecliptic plane is called

What will be an ideal response?

Physics & Space Science

Although the Sun does not generate energy by gravitational contraction today, this energy-generation mechanism was important when the Sun was forming

Indicate whether the statement is true or false

Physics & Space Science

The figure shows two point sources of light, A and B, that emit light waves in phase with each other. A is a distance of 3? from point P. B is distant 5? from P. (? is the wavelength.) The phase difference between the waves arriving at P from A and B is

?

?

a.
0 rad.

b.
? rad.

c.
2? rad.

d.
3? rad.

e.
4? rad.

Physics & Space Science

Which of the following molecules contains a ketone?

A) a B) b C) c D) a or b E) all of the above

Physics & Space Science