The acceleration directed toward the center of a circular path
What is centripetal acceleration
100
The value of the constant of universal gravitation is what
What is G= 6.673 x 10-11 N•m2
kg2
100
A quantity that measures the ability of a force to rotate an object around some axis
What is torque
100
This is a device used to multiply forces or simply to change the direction of forces
What is a machine
100
The two orders that founded the school
What is the Carmelites and Franciscans
200
The equation for centripetal acceleration is
What is Centripetal acceleration= (tangential speed)2
Radius of circular
200
Tides are caused by
What is the differences in the gravitational force of the moon at different points of Earth
200
The perpendicular distance from the axis of rotation to a line drawn along the direction of the force
What is lever arm
200
What quantity measures the work done by a machine relative to the work done on a machine
What is efficiency
200
Which current JCA faculty member is the longest tenure
Who is Mr. Barello
300
The net force that is directed towards the center of an object’s circular path
What is centripetal force
300
This equation describes quantitatively the magnitude of the gravitational force if distance r separates masses m1 and m2.
What is Fg= G x m1 m2
r2
300
Where should a force be applied on a lever arm to produce the most torque
What is farthest from the axis
300
A simple way to characterize simple machines is to compare how large the output force is relative to the input force. This is called
What is mechanical advantage
300
Which former JCA student is perusing a country music career
Who is Steven Neal
400
The equation for centripetal force is
What is Centripetal force= mass x (tangential speed)2
Radius of circular path
400
What unit of measure does mass have to be to calculate the force of gravitation
What is kg
400
A force of 3.6N is applied to a door at an angle of 58.4 degrees and a distance of 0.58m from the hinge. What is the torque produced?
What is a 1.8N•m
400
What kind if simple machine are you using if you pry a nail from a board with the back of a hammer
What is a lever
400
How many current JCA state championships does the school have
What is 31
500
A 35kg child moves with a uniform circular motion while riding a horse on a carousel. The horse is 3.2m from the carousel’s axis of the rotation and has a tangential speed of 2.6 m/s. What is the child’s centripetal acceleration
What is 2.1m/s2
500
The statement that each planet travels in elliptical orbit around the sun, and the sun is at one of the focal points is what
What is Kepler’s first law
500
Find the magnitude of the torque produced by a 3.0N force applied to a door at a perpendicular distance of 0.25m from the hinge
What is 0.75 N•m
500
List the six simple machines
What is Lever, Pulley, Incline, Wheel and axle, Wedge, Screw
500
First catholic school team to win a state championship