Question

Early one October you go to a pumpkin patch to select your Halloween pumpkin.?

You lift the 4.5-kg pumpkin to a height of 1.20 m, then carry it 50.5 m (on level ground) to the check-out stand.
(a) Calculate the work you do on the pumpkin as you lift it from the ground.
(b) How much work do you do on the pumpkin as you carry it from the field?​

Answer 1

Explanation:

This fragile material was papyrus, and it later came to be called paper.

9. About eighteen hundred years ago, a Chinese inventor made paper from bark and rags.

10. Chinese books were soon written on a paper; unfortunately, the knowledge of paper-making did not reach Europe for a thousand years.