Explain 3 different energy transformations that are taking place in each process below. (hint think about the energy that you start with and end up with and what happens in between) turning on the switch to turn on the fan turning on a flashlight eating a pizza

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.

The solid that is formed and usually sinks to the bottom of a solution is the

Consider two less-than-desirable options. in the first you are driving 30 mph and crash head-on into an identical car also going 30 mph. in the second option you are driving 30 mph and crash head-on into a stationary brick wall. in neither case does your car bounce off the thing it hits, and the collision time is the same in both cases. which of these two situations would result in the greatest impact force?