Name that Machine
A modified inclined plane that separates two objects from each other.
What is a wedge?
Wheelchair ramp, door stopper and a slide.
What are examples of inclined planes?
The resistance created by two surfaces rubbing together
What is friction?
The unit used to measure work.
What is a joule?
A beam or bar that holds the load.
What is the arm of a lever?
A wheel with teeth.
What is a gear?
Sail boat, elevator, cargo lift, crane
What are examples of pulleys?
Nut cracker, stapler, tweezers, see-saw.
What are examples of levers?
Change of position or place.
What is motion?
The unit used to measure force.
What is a Newton?
A pivot point.
What is the fulcrum?
The gear where effort is applied and transmitting the force.
A shaft to which one or more wheels is attached.
What is an axle?
A wheel that has a stationary axle.
What is a pulley?
Stored energy.
What is potential energy?
The result of a force moving an object over a distance.
What is work?
The object being moved.
What is the load?
The relationship between the rate of rotation of each gear
What is gear ratio?
An inclined plane that is wrapped around a cylinder.
What is a screw?
A flat surface with one end higher than the other
What is an inclined plane?
Energy of motion.
What is kinetic energy?
This is the equation to calculate work, force or distance.
What is WORK = force x distance (W=f x d)?
Force needed to move the load.
What is the effort?
The gear that is receiving the force.
What is the driven gear?
A machine that does work by turning around a fixed point.
What is a lever?
A disk that turns around an axis and transfer force to and from the axle.
What is a wheel?
The ability to do work.
What is energy?
A tool used to measure the force needed of an object.
What is a spring scale?
The force applied by the load you are trying to move.
What is the resistance?
If the driven gear is 12 and the driving gear is 1. What is the gear ratio?
1:12