Physics
Math 4/6
Chem 1
Study Tips
Finals Info
100
A crate is on the flatbed of a truck that begins to accelerate from rest. During this acceleration, the frictional force acting on the crate is in what direction?
In the direction of the acceleration of the truck.
100
What function has a period of 2π, amplitude of 1, and x-intercepts at π/2, 3π /2, 5π /2, ...?
Cosine(x)
100
What are the SI units for length, mass, and time?
The meter, kilogram, and second
100
What should you do after every hour of studying?
Take a short break
100
How long is a standard final?
2 hours
200
The potential energy of an object is given by U(x)=a+bx4 , where a and b are negative constants. What is the x-component of the corresponding force acting on the object?
Fx=-4bx3
200
A car travels west 15 miles and then south 20 miles. How far is it from where it started?
25 miles
200
Who used oil drops to find the charge of an electron?
Robert Milikan (or Harvey Fletcher)
200
When is the best time to first review your notes.
Right after class
200
Name one class that doesn't have a final during final's week, but still has a final.
Chem 2,
300
What is the magnitude of the acceleration of a box sliding down an incline with theta measured between the incline and the ground?
What is gsin(theta)
300

_______________30 seconds_____________

Solve for x. (5x-3)/(7x+1)= 2
x= -5/9 or -.5555
300
What are the two most common diatomic molecular gases in the atmosphere?
Nitrogen and Oxygen
300
Getting an old test and doing 'this' with a friend is a good way to find the topics you need to study.
Quiz each other
300
How many finals must you have in one day to get a final schedule change?
3 (or two if they are at the same time)
400
What can be said about the moment of inertia of a solid cylinder as opposed to the moment of inertia of a hollow cylinder with the same dimensions?
The solid cylinder has a smaller moment of inertia.
400

__________30 seconds__________

Simplify by using identities: 2sin(x)cos(x) + sin2x + (tan x / sin x)2 .
sin(2x) +1
400
Name the first four electron orbitals.
S, p, d, f
400
Going back and re-doing 'these' is a way to remember how to solve the problems.
Homeworks
400
When are final grades released?
December 24
500
What happens when you decrease the radius of a rotating object?
The angular speed increases.
500

_________30 seconds__________

Expand (3+x)3
27+27x+9x2+x3
500

___________30 seconds___________

How much work do you do if you increase the volume of a cylinder from 1L to 2L against standard atmospheric pressure(in atm)? (Leave your answer in units of L*atm)
-2 L*atm
500
Start studying for a test a week in advance, don't do 'this'.
Procrastination
500
How many points is the Physics 23 final?
180 points
M
e
n
u