Which statement best describes a chemical reaction?
2 answers:
Answer:
a chemical reaction is a reaction that happens between two objects, like fire and a potion in chemistry
Explanation:
the reason is that the the fire causes the chemical to react, making a chemical reaction
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Thiết bị không phải nguồn điện:
Đáp án D
Answer:
80 ft/s
Explanation:
Use III equation of motion
V^2 = U^2 + 2g h
Here, U = 0, g = 32 ft/s^2, h = 100 ft
V^2 = 0 + 2 × 32 ×100
V^2 = 6400
V = 80 ft/s
Answer:
1 B. Convert v from km/min to m/s ( show work and units
<span>The gravity of earth depends on the magnetism from its core. as this magnetism increases, the magnitude of the gravity increases.</span>
Answer:
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Explanation:
