Sharon is lifting a large bo of supplies from the floor to a cart. Keeping her feet together, Sharon bends her knees and uses the muscles in her thighs, upper arms, and shoulders to lift the box. She holds the box at arms length to place it on the cart. She is careful to move the box and her body at the same time while lifting. 1. What did Sharon do correctly? What should she have done differently?

Correct action by Sharon in lifting box of supplies according the question:

1. She bend her knees

2. used thigh muscles

3. use of upper arm and shoulder

4. carefully moving with box

Improvement or action could be done for easy lifting by refraining extra efforts:

1. box should be close to the body instead of arms length, placing heavy items close to body helps in distribute weight on shoulder arms and core of the body which refrain from stress.

2. while lifting the box she should kept her feet apart that would help in distributing weight in larger area.

with out the ancient ppl we wouldnt have medicine beacuse they taught us.

answer normal force;