1
Q
How does light travel
A
In straight lines
2
Q
What objects don’t allow light to travel through them
A
Opaque objects
3
Q
How are shadows formed
A
When light is shone on an opaque object
4
Q
What is light intensity
A
How hard or soft the light source is
5
Q
What would a hard light source produce on the screen
A
A cast shadow with a sharp edge
6
Q
What would a soft light source produce on the screen
A
A cast shadow with a blurry outline
Physics
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