isobelbunney
03.10.2021 •
Physics
What is a normal force?
a. It acts parallel to an object.
b. It acts with an object adding to its speed.
c. It acts perpendicular to an object.
d. It acts against an object slowing it down.
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Ответ:
Ответ:
b. It acts with an object adding to its speed.
Explanation:
The Answer is B.
Hope it helps
Ответ:
the potential energy is higher as the object when it falls will have more room to accelerate using kinetic energy