What is sound?
It's a kind of energy
Light travels in straight lines called...
RAYS
MOTORWAYS
HIGHWAY
RAILS
What sense do we use in this kind of energy?
SIGHT (Eyes)
Say where natural lights are found:
They are found in nature
What is the black color?
A combination of colors
When you turn off the lights
The absence of physical light.
Something that you can't see
What organs do we use in this kind of energy?
EYES (Sight)
Sound travels through a...
Medium (solid, liquid or gas)
When sunlight hits water droplets in the air, the light refracts causing a...
RAINBOW
Light appears to us...
WHITE
In what medium sound moves faster?
Sound moves four times faster THROUGH WATER than through the air
What organs do we use in this kind of energy?
EARS (Hearing)
What is it?
REFLECTION
A GOOD MEAL
REFRACTION
REACTION
What sense do we use in this kind of energy?
HEARING (Ear)
What are the characteristics of light?
SPEED, DIRECTION and COLOR
What is temperature?
It's a measure of energy: hot, warm, cool, cold...
Are heat and temperature the same?
NO
CONGRATS YOU GOT 25 EXTRA POINTS!!
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What sense do we use in this kind of energy?
TOUCH (Skin)
What organ do we use in this kind of energy?
SKIN (Touch)
How does light travel?
In curves
It does not travel
By plane
In a straight line
What are the states of matter?
SOLID, LIQUID, SQUID
SOLID, LIQUID AND GAS/VAPOR
SOLID, GAS/VAPOR AND PRIME
LIQUID, VAPOR AND SUMMO
What is LIGHT?
It is a form of energy on the electromagnetic spectrum
When light comes into contact with an object, the light can be...
Absorbed, reflected or refracted
What are the main light sources?
ARTIFICIAL and NATURAL light source
What is it?
REACTION
REFRACTION
REFLECTION
COOL LITTLE BUGS
Say two properties of artificial light sources:
Man-made and light energy is transformed from another energy source
Quiet sounds are...
...SMALL VIBRATIONS
SAY TWO NATURAL LIGHT SOURCES
Sun, stars, fire-fly, lightnings...
Loud sounds are...
...LARGE VIBRATIONS
How does sound travel?
When an object vibrates, it produces sound waves
SAY TWO ARTIFICIAL LIGHT SOURCES
Candles, lightbulbs, lamps, torchs...