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Sound and light waves Flashcards | StudBud
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Sound and light waves
Sound and light waves
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Sound waves and light waves #grade_08 #grade_07 #grade_06 #physics
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1
Which of the statements about light is FALSE?
a packet of light energy is called a photon
light travels much faster than sound
it travels through space at a speed of 3.0 x 108 m/s
all of the above are true.
2
Magnetism is a...
contact force
non-contact force
3
What is the melting point?
temperature which a substance changes to a gas
temperature which a substance changes to a solid
temperature which a substance changes to a liquid
temperature which a substance evaporates
4
Steel is more dense than __________
All of these
Wood
Ice
Water
5
Electromagnetic spectrum includes all of the following:
Only X-rays and gamma rays
Only visible light
Only Radiowaves
Many types of radiation released by the sun
6
What do sound waves require to travel?
matter
sound
heat
water
7
It’s possible to shatter glass by screaming it’s resonant frequency
False
True
8
Ms. Perone is the goddess of all science
She’s a silly pickle
False
True
She’s so ridiculous!!!!
9
Density is a property of substances
False
True
10
not part of the electromagnetic spectrum
Diagnostic ultrasound
Cosmic Rays
Gamma Rays
Ultraviolet Ray
11
Sound waves travel fastest through
a vacuum (no transmission)
liquids
gases
solids
12
Can you see sound waves?
no
sometimes
yes
maybe
13
What is solubility?
How much a solute can dissolve in a solvent and temperature
.... what is what now?
The dissolver
The dissolved
14
Light waves travel fastest through:
a medium
water
a vacuum, like outer space
a laser
15
The best fruit to interview is
Bananas
Watermelon
Strawberries
Oranges
16
What is conductivity?
When the net force of an object is zero.
The ability to conduct electricity
The ability of a substance to dissolve in another substance.
A push or a pull of an object
17
The double slit experiment can be used to show that...
matter has a dual nature
Light has a dual nature
none of the above
both of the above
18
Sound waves are all...
Electromagnetic waves
Transverse waves
Waves
Longitudinal waves
19
dependent variable is what
why should i know?
change that occurs in response to the independent variable
the factor that you purposefully change
memes are good memes are nice
20
What is the density of water?
1 g
1
1 cm3
1 g/cm3
21
Infrared waves
are longer than visible light waves
move more quickly than visible light waves
are brighter than visible light waves
have more energy than visible light waves
22
Solubility is a property of the ?
both the solute and the solvent
solvent
neither the solute nor the solvent
solute
23
Sound travels faster in Air then Water?
True
False
24
What is Diffraction?
bending of waves around barriers or through openings
release of light energy by particles of matter
light or any other type of wave bounces off of an object
transfer of energy that is carried by light waves to another
25
What is an independent variable?
The project.
An educated guess.
What does not change.
What the experimenter chooses to change.
26
Sound waves are transverse waves
False
True
27
Boiling Point
Temperature at which substance becomes solid
Temperature at which substance becomes a gas/vapour
28
What did the Double Slit Experiment Discover about electrons?
They behave like tiny billiard balls
They act as waves of probability
They behave like physical waves
They obey Newton's laws
29
Water is a universal solvent.
False
True
30
What is a solvent?
Able to condense a substance
Able to dissolve a substance
Freezes a substance
Dissolves in a substance
31
Anything that has mass and volume is
hot
matter
energy
a substance
