Uniform Circular Motion
The formula for centripetal acceleration
What is a=v^2/r?
Formula for Kinetic Energy
What is 1/2mv^2
The force that attracts two bodies towards each other.
What is gravitational force
Unit for angular forces
What is rad/s?
The two types of collisions
What is elastic and inelastic collisions?
The centripetal force's direction on an object in uniform circular motion.
What is towards the center of the circle?
The Kinetic Energy of a 5 kg object moving at 2 m/s.
What is 10 J
True or False : FG = mg is universal.
What is False, FG = mg is Planet specific?
1 revolution in radians
What is 2pi?
Formula for Impulse
The principle that applies to an ice skater who pulls in her arms to spin faster and her angular velocity increases.
What is the conservation of angular momentum?
Formula for gravitational potential energy
What is GPE = mgh
Universal Gravity Constant
What is G = 6.67×10^−11 N ⋅ m^2?
Formula for Angular velocity
What is W = change in angular rotation/ change in time?
Units for Impulse
What is Newton seconds (N x S)?
The change in centripetal force if the radius of a circular path is halved and the speed remains constant.
What is quadrupled?
Conservation of Energy Definition
What is a principle stating that energy cannot be created or destroyed, but can be altered from one form to another?
Universal Gravitation Formula
What is FG = Gm1m2/r^2
Steps to convert linear velocity to angular velocity
What is v = rw?
On a Force of Impact vs. time graph, the area between the curve & the time axis
What is Impulse?
A 250-kg motorcycle goes around an unbanked turn of radius 13.7 m at a steady 96.5 km/h. What is the magnitude of the net force on the motorcycle?
What is 1.31 × 104 N?
The velocity of an object with a kinetic energy of 80 J and a mass of 5 kg.
What is 4 m/s?
Two spherical objects have masses of 200 kg and 500 kg. Their centers are separated by a distance of 25 m. Find the gravitational attraction between them.
What is 1.1 x 10^-8 N?
Determine the angular displacement in radians of 6.5 revolutions. Round to the nearest tenth.
What is 40.8 Rad?
A marble of mass 0.1kg falls off a bed with a height of 1.2m. What is the impulse on the marble as it hits the ground?
What is 0.49 N x S?