Graphs
What is the area under the velocity vs. time graph?
Displacement
Using a graph of spring force vs distance stretched, the slope gives
spring constant (k)
What is the horizontal component of gravity on an incline plane?
Fgx = mgsin(theta)
Data shows v and d for an object accelerating in a straight line.
Graph v^2 vs d
What is the velocity of a projectile at its maximum height?
v_0*cos(theta)
What is the area under the force vs. time graph?
Impulse or change in linear momentum
What is the shape of kinetic energy vs position graph for a mass on a spring in SHM?
A parabola opening up
What is the speed formula for an object in circular motion?
v=2*pi*R/T
Data shows gravitational potential energy and height
Graph Ug and y
What goes up, must come down? Except when you throw it at this speed...
v=sqrt(2GM/R)
In SHM, what graph is the mirror image (flipped) of the position vs. time graph?
Acceleration vs. time graph
For a mass on a spring in SHM, what does the potential energy vs. time graph look like?
What is the area under a torque vs. time graph?
Change in angular momentum
The force of gravity and radius are measured for different planets around the sun
Fg and 1/R^2
During which type of collision is linear momentum and kinetic energy conserved?
Elastic
What is the area under a force vs. distance (position) graph?
What is the slope of a torque vs angular acceleration graph?
Rotational inertia
Formula that relates linear velocity (v) to angular velocity (omega)
v=omega*r
Kinetic energy and velocity are measured for a car speeding up
K and v^2
Experiment: An object is supposedly moving at a constant speed in a straight line. How can I figure out if it is or isn't?
Use a series of photogates
OR
Use a motion detector and see if the position vs. time graph is linear
What is the slope of an angular momentum vs. time graph?
Torque
In SHM, if the velocity vs. time graph starts at its maximum positive value, where is the mass? What direction is it moving in?
Equilibrium, Right
The angular momentum of a particle moving in a straight line
L = rmv
The period and length of a pendulum are measured
T vs sqrt(L)
T^2 vs L