1. A proton moves with an unknown velocity through a magnetic field of 6.79 x 10^-4 T that points directly south. The proton experiences a force of 3.45 x 10^-16 N directly east. What is the magnitude of the velocity? (charge of a proton is +1.6 x 10^-19 C)

3.18 x 10⁷ m/s

3.18 x 10⁶ m/s

1.23 x 10⁶ m/s

1.23 x 10⁷ m/s

13. Explain the two experiments that Michael Faraday used to show that it is possible to generate a current using a magnet.

18. Explain how the modern double-slit experiment showed different results than Young's double-slit experiment.

21. Explain the right-hand rule for a current-carrying conductor.

22. Which of the following statements are true? Check all that apply.

When light passes through a double slit, it acts like a wave.

When light passes through a double slit, it acts like particles.

When particles pass through a double slit, it acts like waves.

When particles pass through a double slit, it acts like a particle.