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3 votes
Whats a normal force ?

a) It acts against an object slowing it down.
b) It acts with an object adding to its speed.
c) It acts parallel to an object.
d) It acts perpendicular to an object.

User Kennu
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2 Answers

1 vote
Hi I think it is B I hope this helps:)
User Mdzeko
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4 votes

Answer:b

Explanation:

User Michele Mariotti
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