Quiz

SCIENCE | Difficulty: 2 | 10 Questions
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1 What is the study of fossils called?
2 What is the approximate length of human DNA if fully uncoiled?
3 What is the formula for speed?
4 Who invented the first practical steam engine?
5 Who invented vulcanized rubber?
6 What type of energy is in a battery?
7 What is frozen water called?
8 What subatomic particle has no electric charge?
9 What type of energy powers a flashlight?
10 What color is chlorophyll?
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