Answer:
B. normal force
Explanation:
Because there is no frictional or resistance force. However gravitational force is applied downroad from the center of the cup thus the contact force that is perpendicular to the surface that an object contacts which is the normal force exerted upward from the table that prevents an object from falling.
Answer:
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Answer:
it would be 3
Explanation:
because you have to divide the length by the height of the incline.
<u>D.</u>
For every action ther is an equal and opposite reaction.
equal in force, opposite in direction