

What is Sound?
Presentation
•
Science
•
4th - 6th Grade
•
Medium
+1
Standards-aligned
Mary Dressel
Used 667+ times
FREE Resource
9 Slides • 6 Questions
1
What is Sound?
Chapter 6 - Lesson 2 intro
2
What is Sound?
Sound is a form of energy that behaves in a predictable way.
3
What Causes Sound?
Sound is made because of vibrations.
4
What are Vibrations?
Vibrations are back-and-forth motions....WAVES.
5
Waves
We may think of the word "wave" as something you do with your hand, or what we see in water. What does is mean in physics?
6
Waves
In physics, a wave travels through matter transferring energy from one place to another.
7
Two Types of Waves
Mechanical v. Electromagnetic
8
Mechanical Waves
These need to travel through a medium (liquid, gas, or solid). *They CANNOT move through a vacuum.
Sound is a mechanical wave.
9
Electromagnetic Waves
These DO NOT need to travel through a medium (liquid, gas, or solid). *They CAN move through a vacuum.
Examples of electromagnetic waves include light, microwaves, radio waves, and X-rays.
10
Multiple Choice
A wave is a disturbance that transfers _____ from one place to another.
Water
Air
Matter
Energy
Electrons
11
Multiple Choice
What kind of waves vibrate our eardrums so we can hear?
Microwaves
Water Waves
Light Waves
Sound Waves
Radio Waves
12
Multiple Choice
What kind of waves require some sort of medium to travel through?
Mechanical waves
Electromagnetic waves
All of the above
None of the above
13
Multiple Choice
What kind of waves can travel through a vacuum?
Mechanical waves
Electromagnetic waves
All of the above
None of the above
14
Multiple Choice
What kind of waves transfer energy?
Mechanical waves
Electromagnetic waves
All of the above
None of the above
15
Multiple Choice
Sound is an example of what type of wave?
Mechanical waves
Electromagnetic waves
All of the above
None of the above
What is Sound?
Chapter 6 - Lesson 2 intro
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