What is not changed when work is done by a machine? a: ) the distance over which a force acts. b: ) the amount of work done. c: ) the size of force needed. d: ) the direction of a force

Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages

Which bonds are found inside a water molecule

Which of the following statement is false ? a.batteries should never be stored on metal trays or outside in the elements)b, battery acid cannot be neutralized)c.do not stack batteries on top of each other)d.never put a damaged battery in a dumpster. i