Can someone help, this question is for woodwork/woodshop. please thank you

What precautions should you take to prevent injuries when dealing with heavy loads?

The drive force for diffusion is 7 fick's first law can be used to solve the non-steady state diffusion. a)-true b)-false

Slip occurs via two partial dislocations because of (a) the shorter path of the partial dislocation lines; (b) the lower energy state through partial dislocations; (c) the charge balance.