Time and its units — task. Physics CBSE Live product, Class 7 (2025-26).

Choose the best answer:

1. Which of the following is a larger unit of time than a second?

Microsecond
Nanosecond
Minute
Millisecond

2. Which of the following statements is correct?

Symbols of units are written in lowercase and singular form
Symbols of units must always have a full stop
Symbols of units can be written in plural form
Symbols of units should always be written in capital letters

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