[BRAINLIEST] Is it possible to dream about the future? I've had a dream that seems similar to real life. For example, in my dream, there was an elderly woman that looked very identical to a friend I made 2 months later. I know you can have dreams that have meanings, but do I have dreams about hints of the future?

How much work is done lifting a 9.10 kg box straight up onto a shelf that is 1.80 m high?

Two steel balls, each of mass m, are welded to a light rod of length l and negligible mass and are initially at rest on a smooth horizontal surface. a horizontal force of magnitude f is suddenly applied to the rod as shown. determine (a) the instantaneous acceleration a of the mass center g and (b) the corresponding rate at which the angular velocity of the assembly about g is changing with time.

Lightning is an example of what phenomenon? a release of a large amount of energy an absorption of a large amount of energy a natural electric circuit a natural electric current