Behavior of Light Quiz

What are the 3 different types of charges in an Atom?

• Proton, neutrons, electron

• Atomic mass, Atomic number, Atomic weight

• First, Second, Third

• None of the above

What is the definition of Repulsion? (According to the reading)

• When you have protons on the outside of the electron cloud

• And unstable atom

• In the vicinity of an electron charge, another charge feels a force of attraction, opposite charges attract; like charges repel

• None of the above

Tags

NGSS.MS-PS2-3

Physicists use the word Field to describe what?

• None of the above

• The action of forces that one object exerts on other distant objects.

• A space where you can participate in an activity

• All of the above

Tags

NGSS.MS-PS2-5

True or False?

The changing electric and magnetic fields in light are similar to the waves that can be set up in a quiet pool of water.

• True

• False

• None of the above

• All of the above

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

True or False?

All electromagnetic waves move at the same speed in empty space (the speed of light—approximately 300,000 kilometers per second, or 300,000,000 meters per second, which can also be written as 3 × 10⁸ m/s), which

• True

• False

• None of the above

• All of the above

Name three of the main colors that can be seen through visible light?

• Red, Orange, Black

• Yellow, Green Magenta

• Blue, Yellow, Orange

• Violet, Indigo, Gray

Tags

NGSS.4-PS4-2

What is the definition of a photon? (According to the reading)

• All of the above

• light behaves more like a “particle”—or at least a self-contained packet of energy—than a wave.

• the number of wave cycles that pass by per second.

• None of the above

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

What does Inverse Square Law say?

• That the apparent brightness of a source gets weaker with distance.

• the number of wave cycles that pass by per second.

• All of the above

• None of the above

What is the difference between the Crest and the Trough of a wavelength?

Tags

NGSS.MS-PS4-1

How many times brighter or fainter would a star appear if it were moved?

• Twice its present distance

• Ten times its present distance

• Half its present distance

• None of the above