•give an example of a scientific theory that has changed. did it become a scientific law, become obsolete, or become part of a revised scientific theory?

In a system, when potential energy decreases, then entropy also decreases. true false

The energy released by a nuclear fusion reaction is produced when

Which describes an object in projectile motion? check all that apply.a.gravity acts to pull the object downb.the object moves in a straight path.c.the forward velocity of the object is 0 m/s.d.the object’s inertia carries it forward.e.the path of the object is curved.