The Order of Things: Homework 3 Solutions
March 10, 2012
Problem 1. (a) (Hawley & Holcomb 7.3) If it is impossible to exceed the speed of light, why is it nevertheless
possible to reach Alpha Centauri, a distance of 4 lightyears away, in less than 4 years

The Order of Things: Homework 3
Due: Thursday, March 1, 2012
Problem 1. (a) (Hawley & Holcomb 7.3) If it is impossible to exceed the speed of light, why is it nevertheless
possible to reach Alpha Centauri, a distance of 4 lightyears away, in less than 4 y

The Order of Things: Final Exam
Due: By noon on Monday, April 30
INSTRUCTIONS: You may consult any electronic or print resources for this exam, but you may not
discuss the problems with anyone. If you need clarications on the problems, please email Olivia

The Order of Things: Homework 5
Due Tuesday, April 17th, 2012
Problem 1. Three-state systems.
In class we investigated two-state systems in the form of voltage-gated ion channels, in which the gate could
be open (ions ow) or closed (ions do not ow). Here

The Order of Things: Homework 4
Due: March 22, 2012
NOTE: In addition to material from class, this homework draws on information from Hawley & Holcomb Ch.
8, 12, 13 as well as the Scientic American articles Origin of the Universe by Turner and Dark Worlds

The Order of Things: Homework 2
Due: THURSDAY, February 16th, 2012
Problem 1. A geostationary satellite is one that stays above the same point on the Earth. Such satellites
are used for GPS tracking, TV transmission and weather forecasting. Using Newtons

Homework 2 Solutions
February 22, 2012
Problem 1.
The gravitational force is
FG = G
mmE
.
r2
Radial acceleration is given by
aR =
Applying Newton's second law (
F = maR ),
G
where
r
msat
v2
.
r
is the mass of the satellite,
vsat
msat mE
v2
= msat sat ,
r2

The Order of Things: Homework 1
Due January 31st, 2011
Problem 1. A rescue plane wants to drop supplies of coee and Ramen noodles to a group of mountain
climbing students stuck on a rocky ridge 200m below. If the plane is traveling horizontally with a spe

Homework 1 Solutions
January 26, 2012
Problem 1.
The initial conditions are
x0
=
0m
vx 0
=
70m/s
ax
=
0m/s
y0
=
0m
y
vy 0
ay
2
= 200m
0m/s
=
= 10m/s
The horizontal and vertical motions can be considered separately. Solve the vertical motion equation for t

CAPITAL BUDGETING OVERALL MINI CASE
Assume that you recently graduated and have just reported to work as an investment
advisor at the brokerage firm of Balik and Kiefer Inc. One of the firms clients is Michelle
Dellatorre, a professional tennis player who