Answer Sheet (30 points) Name ____________________ #___ Section ____

Record ALL answers on the answer sheet. All questions worth 1 point

Kinematics

1. ________________   2. ______________   3. _______________  4. _______________

# Circular Motion

5. Draw the instantaneous velocity vector.  6. Draw the centripetal force vector.

Forces

On your answer sheet, carefully draw AND LABEL the following forces on the box

7.  normal force                 8. friction force                  9. weight force

10. Measure and record the angle shown below. __________

11. If F = 5 N, how much force is actually responsible for moving this block? __________

Energy

12. Spring constant for line A - __________13. Spring constant for line B - __________

Circuit Electricity

14. Draw an ammeter into this circuit in a place where it could measure the current in the 6 ohm resistor. 15.  Draw a voltmeter into the picture in a place where it could measure the voltage in the 4 ohm resistor.

16.  What is the total resistance of this circuit? ______________________

What is the mathematical relationship shown in:

17.   Plot 1? -   ___________________  18.   Plot 2? -  ___________________

19.   Plot 3? -  ___________________    20.   Plot 4? -  ___________________

Waves

21.  What is the amplitude of this wave? ______ 22.  What is the wavelength of this wave? _____

23. Carefully draw the central maximum into the picture given. 24. Carefully draw the two first order bright lines.

Refraction

25.  Angle of refraction for light from air entering into Lucite at an angle of 33 degrees. ________

26.  Carefully draw the refracted ray.

27.  Draw an arrow to show how the light ray will enter the water.

Plotting Data

28.  Plot the data on the graph provided below.

29.  Using your graph, determine the power delivered to the circuit at a current of 3.5 amperes. _______

30.  Given the mathematical relationship that exists between these two variables, how would the power change if the current were increased 10 times?__________________