What are examples of non-conservative forces?

A) gravity

B) Friction and air resistance

C) potential energy

D) kinetic energy

Sasha is interviewing people for a study he is doing. Before he starts the interview, Sasha explains the purpose of the study and how the information will be used, What is this preliminary step called? A. seeking social influences B.

What is true of the velocity versus time graph of an object receiving an applied net force? a. It will be a flat horizontal line. c. It will be a vertical line. b. It will be a line with a positive slope only. d.

A 12N force is applied to a 3kg box to accelerate it from rest to 3.4m/s. How long was the force applied?

Which of the following objects would absorb the most light? A. an opaque object B. a transparent object C. a translucent object D. a luminous object

The nuclei of carbon atoms that are found in Nature come in two main "varieties" called isotopes (more on this in Chapter 11). The carbon-14 nuclei have a greater mass than the carbon-12 nuclei.

A projectile is launched over a horizontal surface in such a manner that its maximum height is 3/5 of its horizontal range. Determine the launch angle.

Two identical capacitors are arranged in a circuit. What is the ratio of the equivalent capacitance of the circuit when the capacitors are in series to that when they are in parallel?

A car's position in relation to time is plotted on the graph. What is the car's average velocity for segment C? A) - 4 m/s B) - 0.25 m/s C) 0.25 m/s D) 4 m/s

What percent of my Iodine-131 sample will be left after 7 half-lives?

A 58.0 kg snow skier is on the top of 351 m high hill. After she has gone down a vertical distance of 142 m, what is her mechanical energy? Explain your answer (CER) !