Name two contact forces.

Give one example where force changes the shape of an object.

Identify the actions involved in the following situations as push or pull, or both:

(a) Opening a drawer.

(b) A cricket ball hit by a batsman.

(c) Drawing a bucket of water from a well.

(d) moving a book placed on a table.

(e) A football player taking a penalty corner.

(f) Moving a wheel barrow.

Name two non-contact forces.

When a plastic pen is rubbed in dry hair, it attracts tiny pieces of paper. Which force is involved in this process?