A 1-kg ball is thrown at 10 m/s straight upward. Neglecting air resistance, the net force that acts on the ball when it is half way to the top of its path is about
A) 1/2 N.
B) 1 N.
C) 5 N.
D) 7.5 N.
E) 10 N.
E
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In the figure, [INSERT FIGURE 4-8b. INCLUDE ALL TEXT. NO CAPTION]
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