Physical Properties/Changes
Wave Characteristics
Sound
Light/ EM Spectrum
Chemical Properties/Changes
100
True or False: During a physical change the identity of the matter stays the same.
True
100
What is the highest point of a wave?
crest
100
What type of wave are sound waves? (Transverse or Compressional)
Compressional
100
What type of waves are light waves? (transverse or compressional)
transverse
100
True or False: During a chemical change the identity of the matter stays the same.
false
200
Two ways you can physically change a piece of paper are
cutting it folding it
200
What is the lowest point of a wave?
trough
200
What is the measure of how high or how low a wave sounds?
pitch
200
What is the bending of a light wave as it passes from one medium into a different medium?
refraction
200
One ways you can chemically change a piece of paper is
lighting it on fire
300
Identify three physical properties of matter.
Density, Color, Mass, Length, Volume, State of Matter, Shape
300
What is the distance from a point on one wave to the same point on the next wave?
wavelength
300
True or False: Sound waves can travel through matter and empty space.
False
300
True or False: Electromagnetic waves can travel through matter and empty space.
true
300
Identify two signs of a chemical change.
gas bubbles, change in color, smell, production of light, production of heat, smoke
400
Identify the four states of matter.
solid, liquid, gas, plasma
400
In a transverse wave, the distance from the middle of a wave, or its rest position, to the top of a crest or bottom of a trough is known as the wave's
amplitude
400
What creates sound waves?
Vibrations
400
Light waves are one part of this.
Electromagnetic spectrum
400
The law of conservation of mass states that...
The mass before and after a chemical change will be the same.
500
The formula for this physical property is mass divided by volume.
Density
500
The amount of waves that pass a certain point in one second is known as______.
frequency
500
What is the function of the middle ear and inner ear?
Middle ear- sound amplifier Inner ear- sends signals to the brain to interpret sound
500
Which electromagnetic wave has the most energy?
gamma rays
500
Which state of matter has more energy- solid or plasma?
plasma.
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