Two students are arguing about light. Jenny says, “A ray of blue light that enters a piece of transparent glass will slow down in the glass.” Tammi replies, “No, the light will not slow down but the color of the light will change slightly.” Which student do you most agree with? Explain your thinking.

Explain the comparisons between nature and packingtown that appears on pages 81 and 82 answer

An ionic compound can conduct electricity when a it is dissolved in water b its crystals are ground into powder c it is in solid form d it is heated to just below its melting point

Ben (55kg) is standing on very slippery ice when junior (25kg) bumps into him. junior was moving at a speed of 8 m/s before the collision and ben and junior embrace after the collision. find the speed of ben and junior as they move across the ice after the collision. give the answer in m/s. describe the work you did to get the answer.