Question

conduct an experiment to find the centre of gravity of an object and write a report​

Answer 1

Explanation:

Place the weight, a washer or bolt, on a thread and tie it off. Hang the thread and weight from the nail in front of the cardboard. Use a pencil to draw a plumb line down the cardboard where the thread touches. This marks your center line from that hanging point.

Answer 2

Answer:

throw a ball from a higher level..