tom pushes a 10-kg box up a 40 degree frictionless incline 8 meters with a force of 120 N // what is the work done by gravity?

How have the competing explanations' experiments on atoms affected the development of the atomic model?

What effects result when there is an impact between earth and an asteroid? check all that apply. a.massive flooding. b.extinction of many life forms.c.major earthquakes change in average global temperature.d. giant dust cloud

Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates