A pumpkin is dropped off the roof of a building. The pumpkin falls for 8.3 seconds before smashing against the ground. What is the height of the building( in other words what distance did the pumpkin fall)?

What is the internal energy of 4.00 mol of diatomic nitrogen gas n2 at 455k

(01.02 mc) nicole pushes her bike up a hill. overhead, the sun exerts a gravitational force on earth. which statement is true about the bike and earth? they both experience contact forces. they both experience non-contact forces. the bike experiences a non-contact force and earth experiences a contact force. the bike experiences a contact force and earth experiences a non-contact force. they both experience non-contact forces.

Which transition by an electron will release the greatest amount of energy? oa ob oc od