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Light, Heat and Sound Energy
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These are materials that allow light to pass through with almost no disturbance.
transparent
It makes objects look larger/bigger.
convex lens
Thicker in the middle than at the edges.
convex lens
It makes objects look smaller.
concave
Thinner in the middle than at the edges.
concave lens
It is any materials that completely block light from passing.
opaque
It gives you a blurry view but lets in light.
translucent
It occurs when an object does not reflect or transmit the light.
absorption
Use a __ if you really have to look at at it or if the sun light outside is very bright.
sunglasses
Avoid looking directly at _____.
sun
___ cannot travel through a vacuum.
sound
___ means that light bends when it passes from one medium to another.
refraction
One of the properties of light that allows us to see images in mirrors.
reflection
A spoon placed in a glass half filled with water looks broken because of _____
refraction
What form of energy moves from a warmer place to a cooler place?
heat energy
It is the degree of highness or lowness of sound.
pitch
Sound energy travel fastest in _______.
solid
The picture best shows
light
What is Earth's main source of light and heat?
Sun
it is a type of energy that makes things warm?
heat energy
Translucent object.
frosted glass
It describes what happens to light when it contacts a mirror?
It reflects the light (reflection)
What does OPAQUE mean?
Light cannot pass through
What does Transparent mean?
light can pass through the object
What does light do when it goes through another medium such as water?
it bends
Which of the following items does NOT produce heat?
A mirror
Where does all heat and light energy come from?
Sun