Give three examples to illustrate that friction is a necessary evil.
Give three examples to illustrate that friction is a necessary evil.
5 views
1 Answers
The examples to illustrate that friction is a necessary evil are:
1. If friction were absent, we would not be able to walk.
2. Friction is necessary to burn a matchstick.
3. It is due to friction that we can write on a board by a chalk.
5 views
Answered