Light Sound Colour Scientific Method Sound & Light

100

What is a straight line
Light travels this way.

100

What are vibrations?
All sounds are made from these - they enter our ear and we hear the sound.

100

What is all colours?
White light is made of...

100

What is the purpose?
The reason for doing an experiment

100

Travel to our senses.
Both sound and light do this

200

What is fire?
A natural source of light that gives off both light and heat.

200

What is the ear drum?
This is instrument inside our inner ear

200

What is green light?
A green sweater will reflect this colour of light.

200

What are the materials?
What you need to do an experiement

200

What are sunglasses and sunscreen
You wear these to protect you eyes from light and your skin from light.

300

What is a reflective material or reflector?
Light bounces off this type of shiny material, such as a mirror, glass or smooth water.

300

What is volume?
The loundness or softness of sound.

300

What is black?
This colour absorbs heat

300

What the procedure?
The steps taken to redo the experiment or the recipe for the experiment.

300

What are ear protectors
You should always wear these around loud noise

400

What are transparent, translucent or opaque?
One material you can see through clearly. One material light will travel through but you can't see clearly. And the other material light does not shine through at all.

400

What is pitch?
The highness or lowness of sound

400

What is white?
This colour refects light and stays cool.

400

What is observations
This section usually has a chart with data that you collected

400

What is television?
Sound and light communicate with these invention

500

What is refraction?
When light bends such as eye glasses, through water or on hot pavement.

500

What are Hertz
How we measure sound.

500

What red, orange, yellow, green, blue, indigo, violet?
The colours of the rainbow are called the colour spectrum and they are...?

500

What is conclusion
The end result of your experiment

500

What is energy?
Sound and light are both a form of ....

Grade 4 Sound & Light Review

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