This is a timed quiz. You will be given 15 seconds per question. Are you ready?
15
Sound needs a medium to:
Correct!
Wrong!
Which surface reflects light the most?
Correct!
Wrong!
Which device converts electrical energy into sound?
Correct!
Wrong!
Which planet has the shortest year?
Correct!
Wrong!
Which sound can damage hearing?
Correct!
Wrong!
Which object does not produce light?
Correct!
Wrong!
Which planet has extreme temperatures?
Correct!
Wrong!
Which energy source is renewable?
Correct!
Wrong!
Science Quiz 198
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