무료 Pressure - Need to know force - Question 애니메이션

Pressure - Need to know force - Question A student places a wooden box down on a table. He wants to calculate the pressure the box is exerting on the table so he measures the surface area of the base of the box, but he then realises he still needs to make another measurement of the box. What else does he need to measure about the box?

3년 전