4.1 - 4.3 Lesson #3

4.1 - 4.3 Lesson #3

By Lester Orellana

Multiple Choice

Wave travels to the right.

Graph is displacement-distance.

What is the direction of particle after this moment?

• Up

• down

• right

• left

Multiple Choice

Principle of Superposition is when two or more waves of the same ___ arrive at a given point in ___ at the same time, ....

• type, space

• type, amplitude

• amplitude, space

Multiple Choice

Principle of Superposition is when ... the ___ of the medium at that point is the algebraic sum of the ___ displacements.

• displacement, individual

• amplitude, individual

• amplitude, maximum

Multiple Choice

When particles oscillate in the same direction of the wave propagation (or energy transmission)

• Longitudinal

• Transverse

• EM

Multiple Choice

When particles oscillate normal to the wave propagation (or energy transmission)

• Longitudinal

• Transverse

• EM

Multiple Choice

frequency is ...

• amount of oscillations per unit time.

• amount of oscillations per second.

• Time taken to complete one full oscillation

• A

Multiple Choice

Hertz (Hz) is ...

• amount of oscillations per unit time.

• amount of oscillations per second.

• Time taken to complete one full oscillation

• A

Multiple Choice

Unit of intensity of a wave is ...

• W m^-2

• W m²

• W m

• W m^-1

Multiple Choice

Wavelength is ...

• the length of a full wave

• the length of a full amplitude

• distance between crest to trough

Multiple Choice

What is going to happen when it reaches the thin string?

• Reflection but not inverted

• Reflection and inverted

• Nothing

• r

Multiple Choice

What is going to happen when it reaches the thin string?

• Crest decreases but faster

• Crest decreases but slower

• Crest increases but faster

• Crest increases but slower

Multiple Choice

Wave travels to the left.

Graph is displacement-distance.

What is the direction of particle after this moment?

• Up

• down

• right

• left