Question

9. Classify the following situations as contact force and non-contact force (a) A magnet attracting a nail (b) Pushing a wall (c) An apple falling from an apple tree (d) A plastic pen rubbed on hair attracts pieces of paper​

Answer 1

Answer:

a magnet attracting a nail is a example of. magnetic force which is a non contact force

pushing a wall is contact force

an apple falling from the tree is a example of gravitational force which is a non contact force

an plastic pen rubbed on hair generates static force which is also a non contact force