When oxygen reacts with magnesium thenMgO3 is formed.
Mg +O2----> MgO3
Answer: option c) equal to the angle of reflection.
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I'd say potential/kinetic energy.
Answer:
The greater weight increases the terminal velocity by acting as an extra force against gravity and air resistance.
Answer:
arrangement 2
Explanation:
arrangement 1's spring would broke idek
