Question

five scientific expression in daily life

Answer 1

happiness
sad
angry
love
romance

Answer 2

"The following are some examples where we use scientific notation in our everyday life:

(a)While measuring very large distances such as the distance between two places

(b)While expressing the power wattage of devices; for example, we say that the power output of a device as mW or MW which is a form of scientific notation

(c)While measuring small quantities of substances such as microgram or below measurements

(d)While buying the quantity of rice  

(e) While measuring the current in the device."