Coal is considered to be a non-renewable energy source. Which of the following statements is correct? a. Coal is a scarce resource. b. Coal is an unlimited resource. c. Coal is a non-scarce resource. d. Coal is not a resource.

What is the energy stored in the 10.5 μ F 10.5 μF capacitor of a heart defibrillator charged to 8250 V?

Calculate the force on an object that has a mass of 12 kg and an acceleration of 4 m/s2

Which best describes a circuit in series?

A hot saucepan is placed on a cold bench. Heat will flow from the saucepan to the bench until ... A. the bench is as hot as the saucepan was. B. the saucepan and bench are at the same temperature. C. the saucepan has lost all of its heat. D.

1. standard metric unit of length 2. a proposed explanation for a scientific problem 3. standard unit of volume 4. the curved top surface of a liquid column 5. a quantity in an experiment that remains unchanged or constant 6.

What causes the acceleration to increase or decrease?

When You lift a load, the resistance force is? A. magnetism b. gravity

What changes a ball velocity

A rock with mass m = 3.60 kg falls from rest in a viscous medium. The rock is acted on by a net constant downward force of F = 15.

Two electrons are 2.3nm apart. What is the force between two electrons?