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- 1. Multiple Choice
How does the light travels?
in parallel
in a straight line
on its own orbit
on its own path
- 2. Multiple Choice
This situation shows that
light travels in a straight line
light is everywhere
light penetrates certain objects
light is produces by the Sun
- 3. Multiple Choice
Which of the following shows that light travels in a straight line?
- 4. Multiple Choice
What is the factor that affects the clarity of a shadow?
Type of the light source
Size of light source
Size of screen
Type of material of the object
- 5. Multiple Choice
In an experiment, the shadow was formed but not so clear. Which type of object do you think was used in this experiment?
Coloured paper
Manila card
Wooden block
A transparent plastic
- 6. Multiple Choice
What conclusion can be made from this investigation?
Light travels in parallel
Light travels in a straight line
Light cannot pass through and opaque object
Light cannot bend
- 7. Multiple Choice
How to increase the size of the shadow on the screen?
Move the light source farther from the object
Move the object closer to the screen
Change the type of object used
Move the object closer to the light source
- 8. Multiple Choice
There is no shadow formed on the screen. Why?
The object is opaque
The light source is too dim
The object is transparent
The object is translucent
- 9. Multiple Choice
This investigation is carried out to show that
light travels in a straight line
light can be seen through the holes
light penetrates a transparent object
light travels in many ways
- 10. Multiple Choice
There are two factors that affect the size of shadow. What are the factors? Tick the correct answers.
Size of the screen
Distance of object from the screen
Distance of object from the light source
Size of the light source
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