Vertical stairs :P: W = (20 N) * (6.0 m) * cos (0 degrees) = <span>120 Joules
At 45 degrees: W = (20.0 N) * (6.0 m) * cos (45 degrees) =
(20N) * 6m) * (</span><span>0.707106781) = 84.853 Joules</span>
The best and most correct answer among the choices provided by your question is the second choice.
<span>Land breeze blows during the night in coastal locations because sea gets heated up faster than land at night. </span>
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1 molecule of glucose and 2 ATPs
the answers are 1,4,5 hope it helps
