Question

An athletics event in your school, the finish judge uses a

• A. Stopwatch
• B. Wrist watch
• C. Pendulum clock
• D. All the above

Answer 1

The correct option is A

Stopwatch

The explanation for the correct option:

Option (A): Stopwatch

1. Stopwatch: Stopwatches and stop clocks are used to measure the duration of an event.
2. It usually has a start, stop, and reset button.

The explanation for the incorrect option:

Option (B): Wristwatch

1. Wristwatch: A Wristwatch may be an analog or a digital watch that displays time and that can be worn around the wrist.
2. This may also display the date, day, year, alarms, etc.

Option (C): Pendulum clock

1. Pendulum clock: The pendulum clock was the first device to measure time accurately.

Hence, the correct option (A).