a 15 kg television sits on a shelf at a height of 0.3 m how much graviitional potential energy is added to the television when it is lifted to a shelf of height 1.0m

Mr. Keith lights a pine tree-scented candle in his office before grading his students' CRQs. While the candle wick burns, some of the wax melts and starts to drip down the side of the candle, hardening at the base, some of the wax

An object is moving east, and its velocity changes from 65 m/s to 25 m/s in 10 seconds. Which describes the acceleration? 4 m/s2 in negative acceleration 4 m/s2 in positive acceleration 9 m/s2 in positive acceleration 9 m/s2 in negative acceleration

An igneous rock becomes buried, is subject to high heat and pressure, and recrystallizes. This rock then is eroded, transported, deposited and subsequently lithified. Which rock types-in order-did the original igneous rock develop into?

The weight of an object will not change when moving from the Earth to the Moon. a. True b. False

Who proposed a model with electrons moving in specific layers? a) Dalton b) Thomson c) Rutherford d) Bohr

Which universal force acts on protons and neutrons in an atom's nucleus?

How many turns are in the secondary coil of a step up transformer that increases voltage from 30 V to 150 V and has seven turns in the primary coil?

What is a nuclear bulge? a) The bulging corner of a spiral galaxy consisting of gas in the shape of a spiral sphere that circles a galaxy b) The bulging center of a spiral galaxy consisting of debris in the shape of a flattened sphere that circles a

Your friend of mass 50 kg can just barely float in fresh water. Calculate her approximate volume.

A flashlight beam strikes the surface of a pane of glass (n = 1.50) at a 61° angle to the normal. what is the angle of refraction?