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WorksheetsReview Game G4
Total questions: 22
Worksheet time: 13mins
It is a form of energy which allows you to see things around.
Light
Reflection
Refraction
Transparent
Which of the following is incorrect?
The sun is our major light source.
Light travels at a very high speed.
Light travels in a straight line.
The speed of light doesn't change.
It allows nearly all the light rays to pass through and blocks some of it.
Transparent
Translucent
Opaque
It allows some of the light rays to pass through and blocks most of it.
Transparent
Translucent
Opaque
It blocks all the light rays.
Transparent
Translucent
Opaque
All of the following are translucent materials except for:
aluminum foil
frosted glass
sunglasses
thin fabric
All of the following are opaque materials except for:
drinking water
wood
rock
brick
What behavior of light is shown in the picture?
Reflection
Refraction
What behavior of light is shown in the picture?
Reflection
Refraction
All sounds are made by ............. objects.
warm
cold
vibrating
Sound is a kind of energy that travels in ..............
waves
current
group
.............. is measure of how high or low a sound is.
Pitch
Temperature
Length
As sound waves move away from their source the sound become ....................
louder
softer
faster
Your .............. vibrate and produce sound when you speak.
arms
vocal cords
lungs
................... is how loud or soft a sound is.
Speed
Wave
Volume
Which types of energy does the bulb give off?
Heat energy makes particles move
slower
faster
same
This is heat …….
Convection
Conduction
Radiation
This is heat …….
Conduction
Convection
Radiation
This is heat …….
Conduction
Convection
Radiation
