If a rock were dropped from a building it would hit the ground with a certain kinetic energy and velocity. If it fell from a roof 25 times as tall, how would its speed of impact compare? You must show work to receive credit.

The partition coefficient K in a gas chromatographic experiment can be described by: Cm Cs K = where "Cs" and "Cm" refer to the concentration of solute in stationary and mobile phases respectively. A large value of K implies ___.

Will light pass through a pair of polaroids when the axes are aligned? when the axes are at right angles to each other? why?

a boat traveling at a speed of 1.63 m / s has a kinetic energy of 52000 J what is the mass of the boat

When you mix sugar into water in a beaker the sugar is no longer visible. what happens in the beaker

What is angular speed for a roller coaster?

Which of the following statement describes an actual orbit A. The planet Venus is a satellite of earth. B. Earth is a satellite of the planet Venus. C. Earth is a satellite of the moon. D. The planet Jupiter is a satellite of the sun.

There are four people in the car, the driver slams on the gas pedal and all the passengers heads hit the headrest behind them when the car accelerates forward.

A car travels 15 miles in 30 minutes. Calculate its average speed.

What two factors affect the strength of a gravitational attraction? How does each effect the strength

A spring is stretched 2 cm when a mass of 40 grams is hung from it what is the spring constant of the spring