WorksheetsScience Waves! (Helpful Study for Benchmarks upcoming!)
Total questions: 24
Worksheet time: 13mins
How are echo's made?
Sound waves bouncing off walls.
Sound on the left of the wall
Sound on the right of the wall
none of the above.
Lets say I have a string in my hand. If I make the string stop vibrating, what stops as well?
The molecules around it
The frequency
The sound
The wavelength
A ______ wave is a special kind of wave that can be detected by the human _____.
sound, nose
transverse, ear
transverse, nose
sound, ear
One important characteristic of sound waves is that they are ____________ waves.
sound
transverse
longitudinal
mechanical
The source of sound waves is something ________.
moving
shifting
vibrating
dragging
In some areas of the wave, the molecules get ______ together. This is called ___________.
bunched, rarefaction
bunched, being squished
bunched, compression
bunched, tightening
To determine the wavelength of a sound wave you measure from compression to _____________ or rarefaction to _____________.
compression, rare FRACTION
compression, faction
compression, rare FACTION
compression, rare
The intensity of a sound wave (i) is _________ to the sound power (p) over the area (a): I= P/A
area
a place
equal
compression
What are the arrows pointing to on a wave?
rarefaction
transverse
compression
molecules being squeezed together
Which one has the highest POTENTIAL energy
A
B
F
G
Which one has the highest KINETIC energy
C
D
E
F
Which one has the highest potential energy?
A
B
F
G
Energy is the ability to (a) .
If a shirt absorbed all the colors of ROYBIV, but reflect G, (green) what color is the shirt?
Rainbow
Yellow and Blue
White
Green
Why is it not a good idea to wear black outside on a hot day?
The Black shirt will reflect all waves.
The Black shirt will absorb all the waves, and it will become very hot because the color black attracts light.
Black shirt will refract the waves.
It is a good idea to wear black outside on a hot day.
What the highest point on a transverse wave?
Peak
Trough
Crest
Equilibrium
What's the lowest point on a transverse wave?
Amplitude
Trough
Equilibrium
all of the above
How do we measure sound?
Decibles
Hertz
Speaker to hear the sound and hear the movements.
none of the above
True or False: Higher the frequency, higher the pitch
True
False
True or False: Lower the frequency, lower the pitch.
True
False
We never learnt this question
Which one has the highest kinetic energy?
B
C
D
E
When do we get out for winter break :)
(a)
TUNE IT BACK------What is Newton's First law?
inertia
f=m x a
action/reaction
diagonal friction
What color shirt reflects light?
Black
Blue
White
Yellow
