Exam 37: Systems of Measurement

The mass of matter is due mostly to its

The electrons that make up the current in an electric circuit move by

A person is attracted toward the center of Earth by a gravitational force of 500 N. The force with which Earth is attracted toward the person is

A spectrum of colors seen in gasoline on a wet street is primarily a result of

Pitch corresponds to

Figure N-9 -While a ship moves toward the right at constant velocity, a seaman atop the mast drops a stone which freely falls to position

A radioactive isotope has a half-life of one month. At the end of one month, the amount of the original isotope still remaining is

Figure V-4 -Which of the sailboats shown sails the fastest in its forward direction?

Refraction occurs for both sound and light. When refraction occurs there is a change in

A satellite in an elliptical orbit travels at a

Part of a wreck from a ship weighs 500 N. It displaces 100 N of fluid. The buoyant force acting on it is

When a solid changes to a liquid and then to a gas, energy is

As a particle is accelerated to relativistic speeds, laboratory measurements of its momentum show

A floating object displaces its own

Rainbows exist because light in water drops is

If an object has twice as much mass as another, then it also has twice as much

If an apple falls a distance of 2 meters in its first second of fall, then 2 meters in its next second of fall, and again 2 meters during its third second of fall, the acceleration of the apple is

If a satellite travels at constant speed at all points in its orbit, then its path is

Electric potential energy is measured in

Compared to a ship floating in salt water, a ship floating in fresh water displaces