This is a timed quiz. You will be given 15 seconds per question. Are you ready?
15
Sound is measured in:
Correct!
Wrong!
Which phenomenon makes a pencil look bent in water?
Correct!
Wrong!
Which sound is unwanted?
Correct!
Wrong!
Which device splits light into colors?
Correct!
Wrong!
What happens to shadow size when an object moves closer to light?
Correct!
Wrong!
Light travels in a:
Correct!
Wrong!
Which object helps us see in the dark?
Correct!
Wrong!
Which of these is opaque?
Correct!
Wrong!
Science Quiz 219
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