A red-hot piece of iron is set on a metal workbench. a student says that it transfers heat to the bench and the air by conduction, and that no other heat transfer takes place. what is wrong with the student's reasoning?

What the law of physics?

Sociologists define culture as existing only of the fine arts True False

Which of the following describes what happens as the temperature of a gas in a balloon increases? a. the speed of the particles decreases. b. the volume of the gas increases. c. the volume of the gas decreases. d. the pressure decreases.

Two campers pull a canoe. If the force of friction acting on the canoe is 84 N, then how much work does the two campers need to do to keep the canoe in the middle of the river for a displacement of 50 m?

A conducting material must have many free electrons to qualify as an insulator.

Before designing the filter, one must understand the relationship between the output voltage of the circuit and the frequency. For a series RLC circuit, how do the impedances of the circuit elements depend on the frequency? a.

A ball rolls down an incline and off a horizontal ramp. Ignoring air resistance, what force or forces act on the ball as it moves through the air just after leaving the horizontal ramp? a). The weight of the ball acting vertically down.

How many atoms are in a sample of 1.83 moles of potassium (K) atoms? A) 3.04 * 10-24 atoms K B) 3.29 * 1023 atoms K C) 1.10 * 1024 atoms K D) 6.02 * 1023 atoms K

If a single mutation turns off the growth of some pairs of legs within an organism, what's most likely affected? a. A substituted gene b. A deleted gene c. A duplicated gene d. A Hox gene

car slows down from 20 m/s to rest in a distance of 85 m. What was its acceleration, assumed constant?