CLEAN : Wedding snaps at Hong Kong protests

What is the primary function of a second in time measurement?

• To measure distance

• To measure temperature

• To measure time

• To measure weight

How are seconds commonly used in our daily routines?

• To calculate the speed of light

• To time cooking durations

• To measure the height of buildings

• To determine the weight of objects

Which of the following is NOT a use of seconds in everyday life?

• Timing a race

• Cooking a meal

• Measuring the length of a table

• Setting an alarm

Why are seconds crucial in scientific experiments?

• They are used to determine the color of chemicals

• They provide precision in time-related measurements

• They are used to calculate the volume of liquids

• They help in measuring the mass of substances

In scientific terms, why is the second considered a fundamental unit?

• It is the largest unit of time

• It is used to measure temperature

• It provides a standard for time measurement

• It is used to measure distance