Answer:
64.5 cm
Explanation:
30 * 80 + x * 110 = 50* 190 => x = 64.5
Answer:
High tides and low tides are caused by the Moon.
Explanation:
The Moon's gravitational pull generates something called the tidal force.
Explanation:
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Answer:
Same work is done by the two workers
The first worker exerts more power than the second person
Explanation:
Work is the product of force and distance moved in the direction of the applied force
Power is the rate at which work is done