Work in Class Chapter 6
Section 6.1 Work Done by a Constant Force
Section 6.2 The Work-Energy Theorem and Kinetic Energy
1. In which one of the following situations is zero net work done?
(a) A ball rolls down an inclined plane.
(b) A physics student stre
Work in Class Chapter 11
Section 11.1 Mass Density
1. At standard temperature and pressure, carbon dioxide has a density of 1.98 kg/m3. What
volume does 0.85 kg of carbon dioxide occupy at standard temperature and pressure?
(a) 0.43 m3
(c) 1.7 m3
(e) 4.8
PHYS 115 SI Session 11/14/13
Aaron Mulheren Amm238
Todays Topics:
Chapter 13: Transfer of heat (conduction and radiation)
Chapter 14: Ideal gas law and kinetic theory
Practice Problems
1. One
PHYS 115 SI Session 10/14/13
Aaron Mulheren Amm238
Todays Topics:
Rotational Kinematics
Rotational Dynamics
Practice Problems
1. (840) The earth has a radius of 6.38 x 106 m and turns on its axi
UNC LAB: Error Analysis and Propagation Exercise
Revised April 06, 2006
Your Name: _
This exercise is designed to help you understand
error analysis and error propagation. You need to
determine the area of the shaded region in the figure
above; that is, t
PHYS 115 SI Session 10/10/13
Aaron Mulheren Amm238
Todays Topics:
Rotational Kinematics
Collisions, Momentum, and Energy Review
Practice Problems
1. A tire is given a push and after some time its
PHYS 115 SI Exam Review 10/27/13
Aaron Mulheren Amm238
Practice Problems
1. (745) Starting with an initial speed of 5.00 m/s at a height of 0.300 m, a 1.50 kg ball
swings downward and strikes a 4.60
Name:_
Phys.115 Exam I
26 September 2007
Please do not turn the page until you are told to do so. Make sure that you have all three problems on your
copy of the test. In order to get credit on a problem, you must show your work. If you only write down an
Final Review Sheet for Phys. 115
1) What acceleration acts on a freely falling body? What is its direction during ascent?
During descent?
2) What is the velocity at the top of the trajectory in projectile motion?
3) What is the acceleration in the x direc
PHYS 115 SI Session 11/11/13
Aaron Mulheren Amm238
Todays Topics:
Chapter 12: Specific heat capacity, phase change and latent heat
Practice Problems
1. Calculate the amount of energy required to
UNC Worksheet
revised April 06, 2006
Your Name: _ Signature: _
Lab partner(s): _
Course & Section: _ Station #_ Date: _
Section D. Analysis
1. Report your estimated uncertainty, the mean, standard deviation, and standard error for each
of the five measure
COL Worksheet
Your Name: _ Signature: _
Lab partner(s): _
Course & Section: _ Station # _ Date: _
Section D. Procedure
1. What are the masses of your two carts, gratings, and mass bars?
m cart1 = _ _ _ (units)
m cart2 = _ _ _ (units)
m grating1 = _ _ _ (u
Standing Waves on a String Worksheet
revised April 15, 2004
Your Name: _ Signature: _
Lab partner(s): _
Course & Section: _ Station # _ Date: _
String mass Mstring =
_ _ _
String length L =
_ _ _
Discussion of reasoning for appropriate length for finding
Sound Velocity Worksheet
revised November 26, 2003
Your Name: _ Signature: _
Lab partner(s): _
Course & Section: _ Station # _ Date: _
Distance d with uncertainty and units: d = _ _ _
What is the uncertainty in your measurements of time? _
Trial
Time
Velo
PHYS 115 SI Session 11/07/13
Aaron Mulheren Amm238
Todays Topics:
Chapter 11: Archimedes Principle, Bernoullis Equation
Chapter 12: Linear and Volume Thermal Expansion
Practice Problems
1. A large c
PHYS 115 SI Session 11/04/13
Aaron Mulheren Amm238
Todays Topics:
Chapter 11
o Archimedes Principle
o Mass flow rate
o Bernoullis Equation
Practice Problems
1. The density of ice is 0.92 g/cm3 and
Name:_
Phys.115 Exam I
27 September 2006
Please do not turn the page until you are told to do so. Make sure that you have all three problems on your
copy of the test. In order to get credit on a problem, you must show your work. If you only write down an
PHYS 115 SI Session 10/17/13
Aaron Mulheren Amm238
Todays Topics:
Rotational Dynamics
Rotational Kinetic Energy
Practice Problems
1. You are using an electric drill to hang drywall in the dead of
PHYS 115 SI Session 10/07/13
Aaron Mulheren Amm238
Todays Topics:
Impulse and Momentum
Inelastic and Elastic Collisions
Practice Problems
1. A bouncy ball (m=1kg) is thrown at a block (m=2kg) sitt
PHYS 115 SI Session 09/30/13
Aaron Mulheren Amm238
Todays Topics:
Work
Gravitational Potential Energy
Kinetic Energy
Formulas, Problem Solving and Theory Discussion
Practice Problems
PHYS 115 SI Session 09/18/13
Aaron Mulheren Amm238
Todays Topics:
Talk about Exam 1
Centripetal acceleration
Banked curves
Satellites in orbit
Formulas, Problem Solving and Theory Discussion
Work in Class Chapter 3
1.
2.
3.
4.
5.
6.
7.
A train travels due south at 60 m/s. It reverses its direction and travels due north at 60 m/s.
What is the change in velocity of the train?
(a) 120 m/s, due north
(b) 120 m/s, due south
(c) 60 m/s, due north
(