Science 4th grade, unit 6 VOCABULARY
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Science 4th grade, unit 6 VOCABULARY
El Tomillar, Attendis 1
January, 2013
Science 4th grade
UNIT 6
LIGHT and SOUND
J. Cesar Brazo Mur
Science 4th grade, unit 6 VOCABULARY
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ENERGY is the ability to do work
LIGHTSOUND HEAT
Most energy comes from the SUN
We can transform energy from one form to another
Science 4th grade, unit 6 VOCABULARY
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TYPES of energySolar
Thermal
Chemical
Mechanical
Electrical
From the raysof the Sun
From the motion ofsmall particles
From chemicalreactions
From objects in motion
From electronsin motion
Science 4th grade, unit 6 VOCABULARY
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LIGHT is a type of energy that can be seen by the human eye
Light is a type of ELECTROMAGNETIC RADIATION
Light is a mixture of SEVEN COLORS
WHITE LIGHT is what human eye sees
"SPECTRUM"
Science 4th grade, unit 6 VOCABULARY
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PROPERTIES of light
REFLECTIONLight hits a smooth
and flat surface
Light moves throughmaterials of various densities
REFRACTION
Science 4th grade, unit 6 VOCABULARY
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INSTRUMENTS that control and detect light
telescopes
binoculars
magnifying glasses
cameras
microscopes
Science 4th grade, unit 6 VOCABULARY
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SOUND is a form of energy that is produced when matter vibrates.
sounds
can be...
Loud and quiet
High and low
Noises
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CHARACTERISTICS of sound
Pitch
Duration
Intensity
Timbre
Tells us if sounds arehigh or low
Tells us if sounds areloud or quiet
Tells us if sounds areshort or long
Distinguishes one sound from another
Science 4th grade, unit 6 VOCABULARY
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Science 4th grade, unit 6 VOCABULARY
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H E A T
Science 4th grade, unit 6 VOCABULARY
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L A M P
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WINDMILL
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O V E N
Science 4th grade, unit 6 VOCABULARY
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F R I D G E
Science 4th grade, unit 6 VOCABULARY
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P O W E R
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PARTICLES
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EARTH'S CORE
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BIOMASS
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HYDROPOWER
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MICROWAVE
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X-RAYS
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SOURCE
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CANDLE
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SPECTRUM
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SPECTROGRAPH
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REFLECTION
Science 4th grade, unit 6 VOCABULARY
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REFRACTION
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THROUGH
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LOUD
QUIET
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HIGH & LOW
Science 4th grade, unit 6 VOCABULARY
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NOISE
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ELECTRIC GUITAR
CLASSICAL GUITAR
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