Modern Physics Test

1.)What is incandescent light?

Light produced by high temperature
Light produced by UV rays
Light produced by low temperature

2.)What is a laser?

A tool that produces light of one color
A tool that produces light that is in phase
All of the above

3.)Which is not a use of the laser:

Teleportation
Encoding
Surgery

4.)If the frequency of a photon is doubled, by how much is its energy increased?

Not at all
By a factor of 2
By a factor of 4

5.)What types of matter have both wave and particle properties?

Only massless particles
Only subatomic particles
All matter

6.)True or False: We can never know the exact position and momentum of a sub-atomic particle.

True
False

7.)Which type of radioactive ray has the least penetration ability?

Alpha ray
Beta ray
Gamma

8.)Which type of radioactive ray has the greatest ability to do damage?

Alpha ray
Beta ray
Gamma ray

9.)What is the charge of the up quark?

+1/3
+2/3
+1

10.)What is fission?

The splitting of an atom
The putting together of two small atoms
The production of an Alpha particle

11.)What is fusion?

The splitting of an atom
The putting together of two small atoms
The production of an Alpha particle

12.)Which nuclear process is used today to produce useful energy?

Fission
Fusion
Alpha decay