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41 Cards in this Set
- Front
- Back
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______ is the study of matter.
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Chemistry
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What is mass?
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The amount of matter in an object.
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Measures volume
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Liter
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The distance between a particular point on one wave and the same point on the next wave.
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Wavelength
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_______ is anything that has mass an takes up space.
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Matter
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What does milli mean?
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1/1000
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What is body temperature in Celsius?
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37 degrees Celsius
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What does centi mean?
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1/100
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What is the unit for measuring length?
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Meter
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What is the boiling point of water in Celsius?
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100 degrees Celsius
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An experiment run along with the variable group.
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control
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A change in the frequency pf sound waves caused by a moving sound source.
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Doppler Effect
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Causes light rays to diverge.
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Concave
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Can be projected on a screen; upside down
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real image
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A random mixture of sound wave frequencies.
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Noise
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Sounds in the environment that can damage your health.
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Noise pollution
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What is potential energy?
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Energy of position
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Unit of measure for sound intensity.
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decibel
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The highness or lowness of a sound.
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Pitch
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No light passes through.
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Opaque
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Causes light rays to converge.
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convex
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The freezing point of water.
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0 degrees Celsius
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The amount of space an object takes up.
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Volume
how loud a sound is |
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What is room temperature in Celsius?
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20 degrees Celsius
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Reflected sound waves
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echo
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The ability to do work or cause change.
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energy
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The bending of waves.
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Refraction.
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When a wave strikes a barrier and bounces off.
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Reflection
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Radioactive substances, have the most energy.
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Gamma rays
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The number of waves that pass a given point in 1 second.
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Frequency
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When one vibrating object causes another object ot vibrate at the same time.
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Resonance
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Measures mass
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gram
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Allows some light to pass through.
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Translucent
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Cannot be projected on a screen; right side up
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Virtual image
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What does the law of conservation of energy state?
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In a closed system, energy cannot be created or destroyed. It is just transferred.
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Allows all light to pass through.
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Transparent
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A scientific guess based on facts or observations
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Hypothesis
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Unit of frequency
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Hertz - Hz
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Back and forth movement of matter.
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Vibration
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What is kinetic energy?
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Energy of a moving object
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What does kilo mean?
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1000
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