Using the debye approximation in 2d, show that the low temperature specific heat of a 2d solid has the functional form cv=k*t^n find the value of n, and an expression for k in terms of a definite integral. state your assumptions.

Asap i'm in class rn a 1,000-kg car is traveling 20 m/s on a flat stretch of road. it gets to a hill and coasts uphill until it stops. how high up the hill does the car travel? givens: equation: 1/2mv2initial=mghfinal solve for h. plug & chug, label.

The energy produced as a result of this flow of electrons from atom to atom is called

The diagram shows a boulder rolling down a hill into a valley and then up the opposite hill. at which position does the boulder have the greatest kinetic energy? ab c d