Sound
Light
Properties
Sound Travel
Volume and Pitch
100

Particles vibrate and cause this

What is Sound?

100

The bouncing back of light waves when they hit an object with a very smooth and shiny surface, like a mirror.

What is Reflection?

100
Light travels this way.
What is a Straight Line?
100

Sound travels the fastest in this

What is Solids?

100
The loudness or softness of sound.
What is Volume?
200

When you tighten the strings of a guitar, what happens to the sound?

The pitch will be higher

200

When a pencil is put in water and it looks broken, what property of light is being shown?

What is a Refraction

200

Light travels in what type of line?

Straight

200
When the sound wave bounces back it is reflected and sounds like the original sound.
What is an Echo?
200

The number of vibrations an object makes in a certain amount of time. It is measured in Hertz.

What is Frequency?

300
The back and forth movements of an object. They can be powerful, weak, fast or slow.
What are Vibrations?
300
When light rays are blocked by an opaque object, this is cast.
What is a Shadow?
300

Light is a form of this.

What is Energy?

300

True or false......  Light can not be seen in space, but sound ccan be heard.

False

300

The longer the wavelength, the ______________ the sound will be?

lower

400

The more force and energy used to strike an object will produce more _________________

Volume

400
This material lets some light pass through but light scatters in all directions.
What is a Translucent object?
400

What object will cause white light to refract and split into the colors of the rainbow

 A Prism?

400

Sound travels the slowest in this?

What are Gases?

400
The highness or lowness of a sound.
What is Pitch?
500

When you have glassses filled with different amounts of water and you tap each glass, what will vary in the different glasses?

The pitch of the sound

500

If I look at a red car, tell me which of the colors listed below are absorbed and which color or colors are reflected?


Green, Blue, yellow, red

Absorbed.       Reflected

Green                Red

Yellow

Blue

500

Sound needs these in order to travel. It is the reason outer space is silent.

Particles or Atoms

500

In what direction does sound travel?

All directions

500

What unit is sound measured in?

What are Decibles?

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