Vocabulary (Machines)
Transform the linear into rotary motion but can also transform rotary into linear motion
Reversible
opening of valves of combustion engines
Cam
Not reversible, has two components (parts). when the ______ rotates the _____ moves in a linear motion along the ____
Nut and Bolt
Voltage is equal to Current x Resistance
Ohm's Law (V=IR)
Produces Light
Bulb
Two types of motion for machines
Linear and Rotational
Steering wheel and front part of the car
Rack and Pinion
when the _____ rotates its edge pushes a ‘follower’ and we get an reciprocating motion. It is not reversible.
Cam
A material that allows electrons to flow easily through it
Conductor
Produces sound
Buzzer
A wheel that has a groove for a rope to go around it; it rotates around an axle that is fixed
Fixed Pulley
Sewing Machine, Windshield Wipers
Crank and Connecting Rod
when the _________ rotates around its off-centre axle its edge pushes a ‘follower’ (seguidor) and we get an reciprocating motion. It is not reversible
Eccentric Wheel
A material that is resistant to the flow of electrons
Produces heat
Resistor
More than one pulley, some are fixed, some can move
Movable Pulley
Bar Clamp, Car Jack
Nut and Bolt
when the _______ rotates the _____ moves in a linear motion. It is reversible
Pinion and Rack
A set of connected components through which the electric current flows
Circuit
Produces Motion
Motor
is a device that enables us to perform work with greater comfort and less effort
A machine
Name an example of a mechanism and which mechanism it is
Multiple answers
when the _____ rotates the __________ moves in a oscilating motion and the slider in a reciprocating motion. It is reversible.
Crank and Connecting Rod
What are the units for ohms law for each variable (letter)
Volts = V
Amperes = I
Ohms = R
Protects the Circuit
Fuse