Find the potential energy associated with a 69-kg hiker atop new hampshire's mount washington, 1900 m above sea level. take the zero of potential energy at sea level.

Which statement describes a step-down transformer? A. The tertiary coil has more loops. B. The magnetic field has more loops. C. The primary coil has fewer loops. D. The secondary coil has fewer loops.

What is the purpose of the three R's of resource management? A. to remove resources from homes B. to conserve resources C. to consume increasing amounts of natural resources D. to spread out landfill areas

Explain the flow of electrons from the battery through the circuit

What is the purpose of an experiment design?

The coefficient of performance of a refrigerator is 6.0. The refrigerator's compressor uses 115 W of electric power and is 95% efficient at converting electric power into work.

On arrival at a vehicle collision, you observe a small fire in the engine compartment. A bystander is attempting to smother the fire with a jacket as you approach with an A-B-C extinguisher from your ambulance.

Gertrude writes a short story in which the main character must enter a nuclear-powered spaceship's engine room that has lost its shielding in order to prevent the engine from flooding the rest of the ship with radiation.

PV = nRT, is the a. equation of state of an ideal gas b. theorem of equipartition of energy c. second law of thermodynamics

Which conducting electricity has the most harmful effects?

Which is the farthest known planet from the sun? a. Jupiter b. Saturn c. Uranus d. Neptune