[Answer] A bird sitting in a tree is traveling at 30 km/s relative to the faraway Sun. When the bird drops to the ground below does it still move at 30 km/s or does this speed become zero?

Answer: It continues to move at 30km/s relative to the Sun but it has a speed of 0 km/s relative to the ground.
A bird sitting in a tree is traveling at 30 km/s relative to the faraway Sun. When the bird drops to the ground below does it still move at 30 km/s or does this speed become zero?

Just below for instance is a small group of tomatoes on a plate: it’ s…

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