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Sound and light
Sound and light
16 terms
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StudBud Administration
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Questions for 7th grade science students
Flashcards
16 cards
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Questions
16
Answers
1
Sound is a mechanical wave since it must travel through a
Ball of string
Tunnel
Medium
Goalpost
2
Light travels
50 miles per hour
1000 miles per hour
186,000 miles per second
1000 miles per second
3
The places where the particles of the sound wave are close together are
Compressions
Reflections
Rarefactions
Concusssions
4
Pitch can be found in a
Hockey game
Swim meet
Baseball game
Game of chess
5
Sound can travel
Through solids only
Through water only
Through air, water and solids
Through the air only
6
The electromagnetic radiation that we can see is called
Visible light
White light
Invisible light
Black light
7
The remote control uses
Television waves
Infrared waves
Cooked popcorn
Microwaves
8
The three types of musical instruments are
Strings, beads and drums
Brass, strings and drums
Trumpets, trombones and flutes
Wind, percussion and strings
9
Concave lenses
Are the same as convex lenses
Let light through without bending
Make things appear smaller
Make things appear larger
10
The loudness of a sound is based on
Intensity and energy
Refraction and reflection
Cat and mouse
Pitch and catch
11
Roy G. Biv is
The inventor of the lightbulb
A way to remember the colors of the rainbow
The inventor of Sonar
The leprechaun at the end of the rainbow
12
The bending of light waves is called
Reflection
Refraction
A rainbow
Absorption
13
When sound or light waves bounce off a surface
Reflection
Retirement
Refraction
Respiration
14
An example of an electromagnetic wave is
Microwave
Ocean wave
Stadium wave
Hand wave
15
Light is
All of the above
What you turn on when you enter a room
A transverse wave
The opposite of heavy
16
White light is composed of
No colors
Secondary colors only
All colors
Primary colors only