Question1. Describe the energy transformations occurring in each of the following situations: (a) A ball falls from the top of a building. (b) An archer pulls a bow back and releases the arrow. (c) A firework explodes. (d) An incandescent light bulb comes on. (e) A gasoline lawnmower cuts the lawn.
Studdy Solution
For a gasoline lawnmower cutting the lawn:
- Chemical potential energy in the gasoline is converted into thermal energy through combustion.
- Thermal energy is converted into mechanical energy to power the engine.
- Mechanical energy is used to rotate the blades and cut the grass.
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