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- 1. Multiple Choice
When light hits a barrier that is solid/opaque what is usually created?
a hot object
a shadow
nothing
- 2. Multiple Choice
What does the moon do?produces lightreflects the suns lightproduces heat - 3. Multiple ChoiceWhich will make the darkest shadow? Light shining on a...sheet of thin tissue paperglass windowwooden chopping boardnone of the above
- 4. Multiple Choice
If you can see light through an object it is called...
opaque
plastic
transparent
- 5. Multiple Choice
which of the characteristics is not exhibited by the shadow of an object?
erect
can be formed on screen
same colour as the object
can be bigger than the object
- 6. Multiple Choice
which of the following the non-luminous obejct
sun
moon
stars
firefly
- 7. Multiple Choice
which of the following is an example of an opaque object
clean water
plastic wrap
cardboard sheet
spectacle glass
- 8. Multiple Choice
When the Sun is behind you, your shadow is ...
behind you
in front of you
at the side of you
not there
- 9. Multiple Choice
12.Translucent is?
When light bounces off an object
Material that only allows a little light to pass through
Our main source of light
- 10. Multiple Choice
Opaque is?
Material that allows light to pass through
Light made by nature
Material that allows no light to pass through
- 11. Multiple Choice
What is the main source of light?
sun
trees
moon
- 12. Multiple Choice
When an object moves closer to a light source, its shadow...
Gets smaller
Gets bigger
Changes shape
Stays the same size
- 13. Multiple Choice
Shadows are longest during _______.
morning and evening
noon
night
- 14. Multiple Choice
Where will the tree's shadow be?
A
B
C
- 15. Multiple ChoiceWhich is NOT a source of light?fireflyballsunfalshlight
- 16. Multiple ChoiceLight travels in..wavescirclesa straight line
- 17. Multiple ChoiceWhich source of light is natural?firworkslightbulblightningheadlights
- 18. Multiple Choice
An opaque object means that ...
light passes through
no light passes through
some light passes through
you can see through it
- 19. Multiple Choice
When an opaque object comes in the path of light it forms ____________.
an image with colors
shadow
black and white image
depends on the colour of the light
- 20. Multiple Choice
Which is an example of a translucent object?
A thin sheet of paper
A clear glass
A thin iron sheet
All of these
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