You drop an object from height
h . This is the speed of the object at the moment it reaches the ground.
v=sqrt(2gh)
This is the fictional counterpart to centripetal force.
What is "centrifugal force"?
This is the SI unit for frequency.
What is Hertz (Hz)?
What is v = 0 m/s?
a = F/m
Who is Sir Isaac Newton?
This student launched their own stationery brand.
Who is Han Na Shin?
AP Psychology:
"I never feel full. I can't seem to stop eating." This person has likely suffered damage to this area of the brain.
What is the ventromedial hypothalamus?
This force is always orthogonal to the surface in contact with an object.
What is the normal force?
A student is pulling a 100 kg box of books up an incline to the 9th floor. Assume the incline is angled at 30 degrees and the student pulls it a distance of 6 meters. This is the net torque on the box.
What is 0 N m ?
This is the equation for the position of a mass on a spring.
What is
x(t)=Acos(omegat)?
An object that has a small mass and an object that has a large mass have the same momentum. This object has the greater kinetic energy.
What is the small mass?
E = hf
Who is Max Plank?
Besides English, Ms. Choi also speaks this European language.
What is German?
AP Chemistry:
The number of lone pairs in a water molecule.
What is 2?
Three identical objects are launched according to the image below. They all reach the same maximum height. The object with the longest flight time is...
What is "all the flight times are equal"?
The point where the object acts as though all of its mass is at that point.
What is center of mass?
At a spring's maximum displacement from equilibrium, this type of energy is at a minimum.
What is kinetic energy?
This is the equation for the conservation of energy of a bowling ball being rolled toward the pins.
What is
U+(K_r+K_t)=0 ?
T^2=(4pi^2R^3)/(GM)
Who is Johannes Kepler?
This was the first ever AP Physics C: Electricity and Magnetism TA at ICS.
Who is Joon Kim?
AP Statistics:
In a statistical comparison of two sample means, a researcher incorrectly concludes that there is no statistically significant difference between the two means. This is known as...
What is a Type II Error?
This is the power that the gravitational force of the Sun uses during one orbital rotation of the Earth.
This is the moment of inertia of a rod about its center.
What is
I = 1/12*ML^2?
The acceleration due to gravity, g, can be calculated from the motion of a pendulum with length L and period T. This is the equation for g in terms of L and T and other constants.
What is
g = (4pi^2L)/T^2 ?
The graph below represents the energy with respect to position for an oscillating spring system. The force on the spring is in this direction at +A.
What is the negative direction?
F = -kx
Who is Robert Hooke?
Mr. Baker was recruited to this sport in college.
What is baseball?
AP Human Geography:
With a declining birth rate, fewer people in Korea are entering their productive years as older generations retire. Thus, _________________ is greater than 1.
What is the dependency ratio?
An object moving at 40 m/s travels to a point. It then returns to the origin at 60 m/s. This is the average speed of the object on this interval.
What is 48 m/s?
Write an expression in terms of G, M (mass of Earth), and r for escape velocity, v.
What is
v = sqrt((2GM)/r) ?
A rod of mass M hangs from a surface and acts as a pendulum. This is the angular acceleration of the pendulum in terms of L, g, and theta.
What is
alpha=3/L*gsin(theta) ?
DAILY DOUBLE!!! (Worth 1000 points!)
An object is falling at terminal velocity when another object of greater mass collides with it from above. The objects stick together and continue falling. Is the terminal velocity of the new system greater than, less than, or equal to the first object's terminal velocity?
What is greater than?
grad(E)=rho/epsilon_0
Who is Carl Friedrich Gauss or James Maxwell?
Mr. Earnest grew up near this famous Boston gang's HQ.
What is the Winter Hill Gang?
AP World History - Modern:
The first 10 Chinese dynasties.
What are Shang, Zhou, Qin, Han, Sui, Tang, Song, Yuan, Ming, Qing?