Physics, 11.01.2021 18:00 phdlyss

A helicopter is moving past some clouds at a velocity of 5 km/hr north relative to the clouds. The clouds are moving past the ground at a velocity of 3.5 km/hr north. How fast is the helicopter going past the ground?

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A helicopter is moving past some clouds at a velocity of 5 km/hr north relative to the clouds. The c...