SI Units
Forces and Motion
Work and Machines
Power and Energy
Waves and Sound
100
The unit for velocity.
What is meters per second with direction?
100
This is Newton's Third Law.
What is for every action force there is an equal and opposite reaction force?
100
Input force and output force act in opposite directions in this type of lever.
What is a first class lever?
100
If an object is not moving it will have none of this type of energy.
What is kinetic energy?
100
All mechanical waves require this.
What is a medium to travel through?
200
This is the for acceleration of an object.
What is meters per second squared?
200
The form of friction that is easiest to overcome AND the form of friction that occurs when there is no movement.
What is rolling friction and static friction?
200
This is how a machine affects the amount of work done.
What is the machine does not affect the amount of work done?
200
This is an example of an object that has only potential energy.
What is a rock sitting on top of a hill? Or any object that has height and is not moving.
200
The frequency of sound is measured in this unit.
What is Hertz?
300
This is the unit for weight.
What is the Newton?
300
If you increase the force on an object this will also increase.
What is the acceleration?
300
This is a scenario in which work is being done and one in which no work is being done.
What is you push up on a tray and it moves up? What is you carry a tray across the room?
300
This is the sum of all the potential and kinetic energy an object possesses.
What is mechanical energy?
300
These are the three types of waves.
What is longitudinal, transverse and surface waves?
400
This is the unit for the measurement whose abbreviation is p.
What is kg*m/s?
400
The direction the centripetal force is pointing when you are swinging an object in a circle.
What is towards the center of the circle?
400
These are the six simple machines.
What are lever, wheel and axel, wedge, pulley, screw and inclined plane?
400
This is the rate at which energy is transferred.
What is Power?
400
The is a measurement of the amount of energy in a wave.
What is the amplitude?
500
The units for work and power respectively.
What is Joule and Watt?
500
This is the name for a pair of forces that act on an object and result in no movement AND their sum.
What are balanced forces and 0 Newtons?
500
This type of lever in which the input force always travels a greater distance and is less than the output force AND an example of one.
What is a second class lever and wheelbarrow?
500
These are the two types of potential energy.
What is gravitational and elastic potential energy?
500
Name the four types of interactions waves can have.
What is interference, diffraction, refraction and reflection?
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