Goals: Construct each circuit and measure indicated variables. Compare and describe
trends in V, I, R, and P within each circuit, and within each type of circuit.
Theory: Using Ohms
Purpose: To determine the coefficients of static and kinetic friction for wood on wood.
Conclusion: During this lab, we calculated the coefficients of static and kinetic friction for wood
on wood by using spring scales. After graphing our res
Percent Sugar in Bubble Gum Lab
Objective: To determine the percent sugar found in a piece of bubble gum.
Materials: Electronic balance and Cobalt-5 gum.
Analysis and Calculations:
2. Mass of sugar in gum = mass before chewing mass after chewing
Ohms Law Lab
1. Investigate the relationship between the voltage and current of a simple circuit
using graphical analysis.
2. Using a graph of voltage vs. current, calculate the resistance of
Materials: Power supply, 2 resistors, 5 wir
Ripple Tank Lab
Purpose: To investigate the following wave behavior:
a. How do surface waves reflect from straight barriers? (reflection)
b. How do surface waves reflect from curved barriers? (reflection)
c. How do surface waves act as they travel from on
Purpose: To calculate and compare the work done and power used of different students while
1. Go to a flight of stairs and measure the height of one step
2. Multiply that amount by the number of stairs in the flight
Objective: 1. Predict and confirm the readings of the two scales (balance and spring)
when duplicating the procedure in the drawing.
2. Find the density of an unknown liquid using
Partner: Morgan Tripi
1. Determine the initial and final velocity of a ball thrown vertically upwards and caught at
the same height
2. Determine the maximum height of the ball
3. Determine t
Lab: Coefficient of Friction
Objective: 1. Determine u for
a) Wood/sandpaper on a level desk
b) For .1kg/.2kg brass weights on a wooden incline
c) For a penny on a rotating platform
James McQu ade
Lab: Ring of fire
Goals: Determine the landing spot for a horizontally launched projectile. Calculate the
maximum tension in the string.
Theory: An object dropped from rest (with respect to vertical vel
1. Determine the indicated variable at each station.
2. Draw a FBD for each set-up.
Theory: Tension can be determined upon careful analysis and creation of free body
Partner: Morgan Tripi
Lab: Diluting Gravity
1. Determine g in this classroom
2. Identify flaws in the experimental design and offer solutions to those errors
Theory: The accepted average value for g on Ear
Objective: Determine the mass of a meter stick using only the materials given.
Theory: A net torque on a body produces a rotational acceleration, so if the body has
no rotational motio
Circular Motion Lab
Purpose: To verify that the centripetal force action on a rubber stopper is equal to the weight of
a hanging weight, and to verify that the relationship between centripetal force and velocity is a
direct square relationship.