Which type of model is usually the first step in the development of more complex models?

numerical
visualization
conceptual
interactive

What happens when the temperature of a solution increases?

4. a 20-kg child is tossed up into the air by her parent. the child is 2 meters off the ground traveling 5 m/s. circle one: ke / gpe / both show your work for finding the values of each type of energy the object has:

What is the work done by the electric force to move a 1 c charge from a to b?