If a solar panel phone charger has a total energy input of 6.25W, and an efficiency of 40% (2.5W), is only 2.5J of energy going to the phone a second?

Calculate the potential energy of a 4 kg cat crouched 3 meters off the ground

If I were to transmit a radio wave in our three dimensional world could a fourth dimensional "being" be able to receive it?

What criteria do astronomers use to classify an object as a planet

Identify two ways of changing the strength of an electric force

What is a glacier that terminates in the sea

The filament of a certain lamp has a resistance that increases linearly with temperature. When a constant voltage is switched on, the initial current decreases until the filament reaches its steady-state temperature.

What is the mass number of the particle emitted from the nucleus during beta minus decay? What kind of charge does the particle emitted from the nucleus during beta minus decay have?

Explain what happens to each ball after the collision. Why do you think this occurs? Which of Newton's laws does this represent?

A wave has a wavelength of 8 mm and a frequency of 11 hertz. What is its speed? Your Answer:?

Make a claim for the behavior of charged objects with other charged objects. Make a claim for the behavior of charged objects with uncharged objects. Explain. From the Sticky Tape Lab.