How would you describe the image that would be produced by the convex lens in the drawing? a. a real, upright image at point b b. a virtual, upright image at point a c. a real, upside-down image at point b d. a virtual, upside-down image at point a

Ababy stroller is a rest on top of a hill which is 10 m high. the stroller and baby have a mass of 20 kg. what is the potential energy of the baby and stroller?

Individuals who live below the poverty line get seriously ill more often than those who do not what could be the hidden variable in this situation?

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final