What makes conductors conductors?

The thermal energy of an object depends on its mass, mass or temperature, or both?

The diffraction limit is a limit on: The diffraction limit is a limit on: A telescope's size. A telescope's angular resolution. A telescope's spectral resolution.

Sea breezes occur along coastlines and consist of cool air moving toward the shore from the ocean. However, this only occurs during the day and is a stronger effect when the air temperature on the land is greatest and the air temperature above the

Briefly describe the history of the metric system as it applies to the meter and how the definition of a meter has changed over time.

About what fraction of the earth's atmosphere is not made of nitrogen.

A bullet of mass 6.00g is fired horizontally into a wooden block of mass 1.20kg resting on a horizontal surface. The coefficient of kinetic friction between block and surface is 0.160.

The graph represents the distance a car travels over time while on the highway. Which statement about the car's trip is accurate?

Energy conservation means a. slowing down a chemical change. b. burning a fuel to release energy. c. using fossil fuels to produce electricity. d. reducing energy use.

An aircraft has a liftoff speed of 33 m/s. What is the minimum constant acceleration an airplane must have to reach that takeoff speed if the runway is only 240 m long?

Select the sentence that best describes why copper and some other metals are good conductors.