Constants:
RE = 6.37 10 6 m
Lf
water
G = 6.67 10 11 N m 2 / kg 2
g = 9.8 m/s 2
kB = 1.38 10 23 J/K
vsound in air = 343 m/s at 20C
= 3.33 10 5 J/kg
Lv water = 2.26 10 6 J/kg
R = 8.314 J/mol K = 0.0821 L atm/mol K
4
Spheres: A = 4 r 2
V = r 3 Cylinders:
3
c
General Physics 109
Homework Set #10
Due in class Tuesday, November 20, 2012
You need only turn in asterisked Additional Problems in class. Remember to show your work in
detail for those problems. Complete the online problems using the WebAssign system.
General Physics 109
Homework Set #11
Due in class Friday, November 30, 2012
You need only turn in asterisked Additional Problems in class. Remember to show your work in
detail for those problems. Complete the online problems using the WebAssign system.
O
General Physics 109
Homework Set #12
Due in class Friday, December 7, 2012
You need only turn in asterisked Additional Problems in class. Remember to show your work in
detail for those problems. Complete the online problems using the WebAssign system.
On
General Physics 109
Homework Set #6
Due in class Friday, October 19, 2012
You need only turn in asterisked Additional Problems in class. Remember to show your work in detail
for those problems. Complete the online problems using the WebAssign system.
Onl
General Physics 109
Homework Set #9
Due in class Friday, November 9, 2012
You need only turn in asterisked Additional Problems in class. Remember to show your work in
detail for those problems. Complete the online problems using the WebAssign system.
Onl
General Physics 109
Homework Set #7
Due in class Friday, October 26, 2012
You need only turn in asterisked Additional Problems in class. Remember to show your work in detail
for those problems. Complete the online problems using the WebAssign system.
Onl
General Physics 109
Homework Set #8
Due in class Friday, November 2, 2012
You need only turn in asterisked Additional Problems in class. Remember to show your work in
detail for those problems. Complete the online problems using the WebAssign system.
On
General Physics 109
Homework Set #5
Due in class Friday, October 12, 2012
You need only turn in asterisked Additional Problems in class. Remember to show your work in
detail for those problems. Complete the online problems using the WebAssign system.
On
General Physics 109
Homework Set #2
Due in class Friday, September 21, 2012
You need only turn in asterisked Additional Problems in class. Remember to show your work in detail
for those problems. Complete the online problems using the WebAssign system.
O
General Physics 109
Homework Set #4
Due in class Friday, October 5, 2012
You need only turn in asterisked Additional Problems in class. Remember to show your work in
detail for those problems. Complete the online problems using the WebAssign system.
On
General Physics 109
Homework Set #1
Due in class Friday, September 14, 2012
Guidelines
Most weekly homework assignments will be divided into two parts. The rst part
are the problems to be completed on WebAssign, the on-line homework system.
Typically
General Physics 109
Homework Set #3
Due in class Friday, September 28, 2012
You need only turn in asterisked Additional Problems in class. Remember to show your work in detail
for those problems. Complete the online problems using the WebAssign system.
O
Sustainability
Where does the General
Physics sequence t into
this structure?
environment
economy
via
motion & forces
energy & thermodynamics
technology
Larger Structure of Physics
faster speeds
Classical Mechanics Relativistic Mechanics
physics of
s
PHYS 104/114 Lecture 10
Atomic Structure
Modern solar
spectrum.
Hundreds of
dark lines
called
spectral lines
Kirchhoff-Bunsen Experiment
Bunsen invented a gas
burner that produces a
clean flame
He and Kirchhoff
added chemicals to the
flame and passed it
PHYS 104/114 Lecture 9
Blackbodies
Is light a wave?
Photoelectric Effect (Einstein)
Electrons are released from metallic objects
when UV light is shown on them.
Did not work for the longer wavelength visible
light
Increasing intensity made no differen
PHYS 104/114 - Lecture 8
The Electromagnetic Spectrum
James Clerk Maxwell
Described all basic electric and magnetic
properties in four coupled equations!
Electromagnetism!
Electromagnetic waves travel at a speed of
300,000 km/s!
Recall
Electromagnetic
PHYS 104/114 Lecture 07
The Nature of Light
Surface Gravity
We can determine the acceleration due
to Earths gravity.
g=G
ME
2
RE
Simply called the surface gravity.
ME=5.974x1024 kg, RE=6.378x103 km
g=9.81 m/s2
How many gs do you feel? On the
Moon?
Newton
PHYS 104/114 - Lecture 6
Forces
and
Gravity
The Law of Inertia
Keep doing what you are doing
Second Law - The Force Law
Force equals mass times the acceleration.
F = ma
Clearing up terms:
Speed: How fast an object is moving
Velocity: Speed and direct
PHYS 104/114 UW Oshkosh
PHYS 104/114 - Lecture 2
Measurements
Scientific Method
Observation, logic, and skepticism
Hypothesis
Must agree with existing observations and
experiments
Observations and experiments
New tests of hypothesis
New Hypotheses
PHYS/AST 104/124
Stars, Galaxies, and the Universe
Lab
UW Oshkosh Spring 2013
Lab Instructor:
Dr. Ramanathan Jambunathan,
jambuna@uwosh.edu, HS 349,
424-4430
Dr. Mark Lattery,
lattery@uwosh.edu, HS 351,
424-7105
Dr. Nadejda Kaltcheva,
kaltchev@uwosh.edu,
PHYS 104/114 - Lecture 26
General Theory of Relativity
General Theory of Relativity
This theory describes
gravity
Einstein pointed out
that gravity can be
duplicated by an
upward acceleration
Called the
equivalence principle
Curvature of Spacetime
Gra
PHYS 104/114 UW Oshkosh
Review Summary for Exam #4
Please note that this summary is to be used to highlight some points I think are important
to review. I reserve the right, as said in class, that I can ask questions on anything we
have discussed in lectu
PHYS 104/114 - Lecture 25
Relativity
Mass Transfer
Matter is transferred from the filled lobe
Creates an accretion disk
Rotates around star; increases speed as it spirals in
For a White Dwarf
Hydrogen accretes onto its surface
Temperature increases u
PHYS 104/114 Lecture 18
Binary Star Systems
H-R Diagram cont.
As noted before, a stars radius is
related to its luminosity and
temperature
Main sequence: 0.1 - 10 Rsun
Giants: 10 - 100 Rsun
Supergiants: 10 to 1000 Rsun
White dwarfs: 0.01 Rsun
Notice
PHYS 104/114 UW Oshkosh
Study Guide for PHYS 104/114
Exam #1
Please note that this summary is to be used to highlight some points I think are important
to review. I reserve the right, as said in class, that I can ask questions on anything we
have discusse