The rate at which work is done is

The atomic number of an element is 22 while its mass number is 48. How many neutrons does the element have

Estimate the power you produce in running up a flight of stairs. Give your answer in horsepower (1 hp = 746 W). Suppose you climb one flight of stairs (3 m) in 10 seconds (you run up the stairs quickly). Estimate your mass to be 81 kg.

To maintain your body temperature your body converts chemical potential energy into thermal energy true or false

How does the ocean influence climate? A. Places that are located near the warm water currents will have a warmer climate than places that are near the cold water currents. B. The ocean experiences huge temperature changes. C.

Three moles of ideal gas is inside a sealed rectangular container of size 0.2 m x 0.2 m x 0.4 m. If the pressure inside the container is 498,840 N/m^2, what is the temperature of the gas inside the container?

Electric current can best be induced in a wire by a. stretching the wire. b. moving a magnet up and down near the wire. c. setting the wire near a magnet. d. rotating the wire. E. none of the above

A car traveled 176 miles on 6.4 gallons of fuel the car averaged how many miles per gallon

Which of these describes how heat is transferred by radiation? A.) Warm air rises and takes heat with it; eventually it cools and sinks. B.) Sunlight travels through space without the aid of fluids or solids. C.

A body is moving with a velocity of 12m/s and it comes to rest in 2 minutes, what was the acceleration?

How can you find magnitude of velocity from a displacement time graph of an object?