A book is sitting on a desk. What best describes the normal force acting on the book?
2 answers:
The upward force the desk pushes on the book
Explanation:
in my opinion I'd say it's gravity because it's making the book stay in it's one and only position pulling the book at the center of the desk
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B. evaporation
c. condensation
They are opposite processes that involve the same transfer of energy
Your hypothesis can be that the group with calculators would finish faster than the group without calculators.
That's "<em>DC</em>" . . . Direct Current .
Answer:
where is the multiple choice?
