This is a timed quiz. You will be given 15 seconds per question. Are you ready?
15
Who invented the telephone?
Correct!
Wrong!
Who developed the theory of general relativity?
Correct!
Wrong!
Who invented the light bulb?
Correct!
Wrong!
Who invented the first practical steam engine?
Correct!
Wrong!
What was the first successful powered airplane?
Correct!
Wrong!
Who is credited with the discovery of penicillin?
Correct!
Wrong!
Who invented the first computer?
Correct!
Wrong!
Who developed the first successful vaccine for smallpox?
Correct!
Wrong!
Quiz on science invention
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