A rock falls off a cliff and falls for 3 secs. How high was the cliff?

Convert 0.025 Joules into Electron-Volts

What is a analogy for transition metals

A person stands on a bathroom scale in a motionless elevator. when the elevator begins to move, the scale briefly reads only 0.66 of the person's regular weight. calculate the acceleration of the elevator, and find the direction of acceleration.

12. An object accelerates 16.3 m/s2 when a force of 4.6 newtons is applied to it. What is the mass of the object?

What it means to view something from a frame of reference. Give an example to illustrate your explanation

An Australian emu is running due north in a straight line at a speed of 13.0 m/s and slows down to a speed of 10.0 m/s in 3.30 s.

Why do skiers often wear sunglasses while they are skiing

The amount of gravitational force exerted on each other between two objects depends on their A) mass and distance. B) mass and diameter. C) distance and volume. D) distance and location. Eliminate

Why is plasma called the "fourth state of matter"? I've recently heard that plasma is sometimes referred to as the "fourth state of matter". Why is this? Why is it not the first, second or third?

Which of these would you include ina free body diagram for a bicycle-plus-rider taken together as the bicycle is being pedaled up the hill?