Polly is pushing a box across the floor with a force of 30 N. The force of gravity is -8 N. And the normal force is 8 N. Which value could describe the force of friction if Polly could not move the box

Explain what makes a passenger in a turning car slide toward the door. critical thinking

In automobile steering wheel is shown what is the ideal mechanical advantage blank? if the ama is eight what is the efficiency of the steering wheel?

Iron is a transition metal with multiple oxidation numbers. (answer the following) a. what is the iron (ii) ion? how does it differ from the iron (iii) ion? b. if iron were to bond with oxygen, predict the formula for each oxidation number of iron. c. how would each formula be named?