TRUE or FALSE:

The waves of sound is an electromagnetic wave.

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(a)  

TRUE or FALSE:

The units are hertz for pitch and decibels for loudness.

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(a)  

TRUE or FALSE:

Light that strikes a barrier or surface may be transmitted, scattered, reflected, or absorbed.

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(a)  

TRUE or FALSE:

Visible Light waves are the only invisible portion of the electromagnetic spectrum that we can't see.

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(a)  

TRUE or FALSE:

It was Galileo Galilei who first investigated that sunlight is made up of different color components.

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(a)  

TRUE or FALSE:

The color white is the absence of all colors.

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(a)  

TRUE or FALSE:

The wavelengths of visible light ranges from 430 nm Hz (violet) to 750 nm Hz (red).

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(a)  

TRUE or FALSE:

When comparing mediums of the same phase, sound travels faster in less dense objects.

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(a)  

TRUE or FALSE:

The frequency of sound waves produced is equal to the vibrations produced.

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(a)  

This is the tendency of a material to decelerate the speed of light as it travels through it.

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(a)  

These are substances that absorb selected frequencies of light energy and transmit or reflect the rest.

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(a)  

It is a phenomenon that occurs when sunlight passes through the Earth’s atmosphere which disperses light in all direction.

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(a)  

It refers to the degree that the light bends when it enters a new medium.

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(a)  

This states that the angle of incidence is equal to the angel of reflection and the reflected ray lies in the plane of incidence.

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(a)  

The unit decibel derived from his surname, who invented the first telephone.

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(a)  

It refers to the dark region area formed when an opaque object blocks the light on another objects.

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(a)  

It refers to the absence of all colors.

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(a)  

These are objects that partly allow light to pass through them.

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(a)  

These are really high sounds with frequencies greater than 20,000 Hz.

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(a)  

It is the change in frequency and pitch in relation to an observer who is moving relative to the wave source.

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(a)  

It is the ability of an object to return to its original shape after being distorted by applied stress or force.

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(a)  

It refers to the “spread apart” regions of particles in a sound wave.

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(a)  

These are waves in which the motion of the individual particles of the medium is in a direction that is parallel to the direction of energy.

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(a)  

It is the sensation that depends principally on the intensity of sound waves reaching the ear.

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(a)