MOTION
LAWS
UNITS
FORCES
POTPOURRI
100
Is velocity a scalar or vector quantity?
SCALAR
100
What is Newton's first law?
AN OBJECT IN MOTION (OR AT REST) WILL STAY IN MOTION (OR AT REST) UNLESS ACTED UPON BY AN OUTSIDE FORCE.
100
What is the SI unit for velocity?
M/SEC
100
What is the acceleration due to gravity in feet?
32 feet/sec^2
100
What is the SI unit for momentum?
kg*m/sec
200
What is the acceleration in the horizontal dimension during a projectile’s parabolic flight?
ZERO
200
What is Newton's second law?
F = ma
200
What is the SI unit for force?
NEWTON
200
What is the force that opposes motion, resulting from the contact of two surfaces?
FRICTION
200
How can a loaded semi-truck and a smart car have the same momentum?
THE TRUCK'S SPEED IS MUCH LOWER THAN THE CAR'S SPEED
300
What is periodic motion?
MOTION THAT REPEATS ITSELF REGULARLY
300
What is the first law of thermodynamics?
ENERGY CANNOT BE CREATED OR DESTROYED, IT CAN ONLY CHANGE FORMS.
300
What are the SI units that make up a Newton?
kg*m/sec^2
300
What is the force that results from the contact of two bodies and is perpendicular to the surface of contact?
NORMAL FORCE
300
What kind of energy is dictated by the height of an object?
MECHANICAL POTENTIAL ENERGY
400
What physical quantity is represented by the slope of a velocity-versus-time graph?
ACCELERATION
400
What is the Law of Charge Conservation?
THE NET AMOUNT OF ELECTRIC CHARGE IN THE UNIVERSE IS CONSTANT.
400
What is the SI unit for power?
WATT
400
What is the definition of centripetal force?
THE FORCE NECESSARY TO MAKE AN OBJECT MOVE IN A CIRCLE
400
What is the equation for kinetic energy?
KE = 1/2 mv^2
500
In UCM, what is an object's period?
THE TIME IT TAKES A OBJECT TO TRAVEL THROUGH ONE FULL CIRCLE
500
What law is represented by Illustration 1?
NEWTON'S THIRD LAW
500
What is the SI unit for charge?
COULOMB
500
In what direction is centripetal force directed?
TOWARD THE CENTER OF THE CIRCLE
500
What is Mrs. Stieglitz's favorite number?
11!
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