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WorksheetsFinal Quiz
Total questions: 20
Worksheet time: 10mins
Sound can travel through...
Solids and liquids
Gases and solids
Gases and liquids
Solids, gases and liquids
Hit, pluck, blow and shake are..
Ways of producing light
Sources of light
Ways of producing sounds
Musical instruments
"Different materials produce different sounds".
TRUE
FALSE
Plants that receive too much light from the Sun...
get their leaves damaged, turning them brown.
grow strong.
are happy.
make more food.
What type of pitch is shown in the picture?
Low pitch
High pitch
When we close our eyes...
we can't see because our eyes give off light.
we can't see because we are blocking light to enter into our eyes.
we can't see because the night comes.
we can't see because the Sun is gone.
Sound is being used as...
Entertainment
Communication
Warning
Education
"The interaction between two or more objects, causes a vibration. This vibration produces sound"
TRUE
FALSE
Sources of light can be...
Artificial
Natural
Both
What type of energy is light?
Thermal
Kinetic
Electrical
Electromagnetic
What can we say about UV rays?
They are prohibited. They cannot touch your skin.
We should not use sunscreen. UV rays are vital and sunscreen blocks them.
They are good, but in small quantities. Too many UV rays can damage our skin.
They are bad. They don't have positive benefits.
Sound travels faster...
through solid means.
through liquid means.
through gaseous means.
in vacuum(space).
Who discovered that sound moves in waves?
Tomas Edison
Nikola Tesla
Leonardo DaVinci
Benjamin Franklin
"Light of the Sun contains all colours".
TRUE
FALSE
Flashlights, light bulbs and candles are examples of...
Natural sources of light
Artificial sources of light
Which one is faster
Light
Sound
Depends on the means (liquid, solid or gas)
A traffic light, uses light as
decoration.
image production.
warning.
traffic control.
How many colours exist?
10,581,565 colors.
17,521,509 colors.
16,581,375 colors.
20,321,350 colors.
How is black colour produced?
When all colours bounce off at the same time.
When all colours are absorbed at the same time.
Sounds can be...
Loud and quiet, low pitched and high pitched.
Loud and quiet, low pitched.
Quiet, low pitched and high pitched.
Loud, and high pitched.
