a 0.0780 kg lemming runs off a 5.36 m high cliff at 4.84 m/s. what is its potential energy (PE) when it is 2.00 m above the ground

Given a resistance of 1500 ohms and a current on 0.03 amps, what's the voltage

a value of pH 7.0 indicates A) a zero hydrogen-ion concentration B) the lowest hydrogen-ion concentration C) the highest hydrogen-ion concentration D) equal hydrogen and hydroxide-ion concentration

Which of these is a scalar quantity? A. acceleration B. displacement C. length D. velocity

A proton is released from rest at x=5 cm. what direction does it move?

What does the word waning mean? What happened to the north’s resolve to continue with reconstruction?

Why does the closed top of a convertible bulge when the car is riding along a highway? Why does the closed top of a convertible bulge when the car is riding along a highway? The air pressure is greater outside the car than inside.

Is a white shirt cooler or warmer in the sunlight?

A stone is thrown vertically upward with a speed of 18.0. (a) How fast is it moving when it reaches a height of 11.0? (b) How long is required to reach this height? For part A) I did: y=11m, g=9.

What object or class of objects makes up most of the solar systemâs mass?

Carole is very tired and makes coffee. why would newton say that she must use her hand to put up the cup