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41 Cards in this Set

  • Front
  • Back
______ is the study of matter.
Chemistry
What is mass?
The amount of matter in an object.
Measures volume
Liter
The distance between a particular point on one wave and the same point on the next wave.
Wavelength
_______ is anything that has mass an takes up space.
Matter
What does milli mean?
1/1000
What is body temperature in Celsius?
37 degrees Celsius
What does centi mean?
1/100
What is the unit for measuring length?
Meter
What is the boiling point of water in Celsius?
100 degrees Celsius
An experiment run along with the variable group.
control
A change in the frequency pf sound waves caused by a moving sound source.
Doppler Effect
Causes light rays to diverge.
Concave
Can be projected on a screen; upside down
real image
A random mixture of sound wave frequencies.
Noise
Sounds in the environment that can damage your health.
Noise pollution
What is potential energy?
Energy of position
Unit of measure for sound intensity.
decibel
The highness or lowness of a sound.
Pitch
No light passes through.
Opaque
Causes light rays to converge.
convex
The freezing point of water.
0 degrees Celsius
The amount of space an object takes up.
Volume

how loud a sound is
What is room temperature in Celsius?
20 degrees Celsius
Reflected sound waves
echo
The ability to do work or cause change.
energy
The bending of waves.
Refraction.
When a wave strikes a barrier and bounces off.
Reflection
Radioactive substances, have the most energy.
Gamma rays
The number of waves that pass a given point in 1 second.
Frequency
When one vibrating object causes another object ot vibrate at the same time.
Resonance
Measures mass
gram
Allows some light to pass through.
Translucent
Cannot be projected on a screen; right side up
Virtual image
What does the law of conservation of energy state?
In a closed system, energy cannot be created or destroyed. It is just transferred.
Allows all light to pass through.
Transparent
A scientific guess based on facts or observations
Hypothesis
Unit of frequency
Hertz - Hz
Back and forth movement of matter.
Vibration
What is kinetic energy?
Energy of a moving object
What does kilo mean?
1000