When two or more simple machines work together, they are called a(n)
a. compound machine
c. screw
b. effort machine
d. simple machine

Which lists the organs in the correct order as food passes from the mouth to anus?

Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.