Newtons Laws
One Dimensional Motion
Current Electricity
Momentum
Static Electricity
100
You run into your friend while skating and both of you fall in opposite directions. This is an example of which law of motion?
What is Newton's 3rd law.
100
What is the difference between distance and displacement?
What is Distance is a scalar that represents the total distance traveled. Displacement a vector quantity that indicates the magnitude and direction of a change in position.
100
This is the controlled flow of electrons through a circuit.
What is current electricity?
100
Two dodge balls are rolling toward each other and bounce off, is momentum conserved?
Yes
100
This is an imbalance of electric charge on the surface of an object.
What is static electricity?
200
You are thrown off the front of a 4 wheeler when it runs into a fence. This is an example of which law of motion?
What is Newton's First Law.
200
What is -27 m.
200
Current moves easily through a _______ and poorly through an _________.
What is a conductor and an insulator.
200
If you decrease the velocity does the momentum increase or decrease?
Decrease
200
This is an object that has more electrons than protons.
What is a negatively charged object?
300
A car is easier to push than a bus. This is an example of which of Newton's Laws?
What is Newton's 2nd law.
300
Which graph best represents the relationship between the acceleration of an object falling freely near the surface of Earth and the time that it falls?
What is (4) Shows constant acceleration - the acceleration of free-falling objects close to the surface of the earth is 9.8 m/s2, down.
300
This is required in order for electrons to flow.
What is a source of electrical energy?
300
Is Momentum and Impulse a scalor or a vector?
Vector
300
This is one application of electrostatics.
What is electrostatic paint sprayers, electrostatic precipitators, electrostatic speakers, electrostatic lifting apparatus, lightning rods.
400
An object will _________________ in the direction that you push it.
What is accelerate.
400
A ball is tossed straight up into the air on earth. At the highest point in its path, what is the ball's velocity and acceleration? Assume down is negative.
Velocity = 0 m/s
Acceleration = -9.8 m/s2
400
This is a flow of electrons that alternates in direction in an electric circuit.
What is alternating current?
400
A .25kg marble is rolling on the floor at 2m/s, what is the momentum?
What is .5Ns
400
This is the transfer of electrons between two neutral objects that occurs when they are rubbed together or come in contact.
What is charging by friction?
500
What is the speed of an object in a specific direction?
What is Velocity.
500
The position of an object can be found using the equation x(t) = 5 + 12t - t2. What is the displacement that occurs from t = 0 to 3 seconds?
Δ x = +32 m - 5 m = + 27 m
500
These convert mechanical energy into electrical energy.
What is an electrical generating plant?
500
What causes the Momentum to change?
What is Impulse
500
This is a list of materials arranged in order of their tendency to gain electrons.
What is the electrostatic series?