3 years ago

Two objects are being lifted by a machine. One object has a mass of 2 kg, and is lifted at a speed of 2

1 answer:

8 0

Answer:

Kinetic energy = (1/2) (mass) (speed²)

First object: (1/2) (2 kg) (2 m/s)² = 4 joules .

Second object: (1/2) (4 kg) (3 m/s)² = 18 joules .

The second object had more kinetic energy than the first one had.

Explanation:

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