Simple simple machines…
A wheel barrow..
What is CLASS 2 LEVER
The MA of : Class 1 Lever with an Effort arm of 4m, and a Load arm of 2m…
What is MA=2
Energy that is stored…
What is POTENTIAL
The ratio of the force produced by a machine to the force applied to it ...
What is MECHANICAL ADVANTAGE
The unit of Measurement of force.
What is NEWTONS
A 360 degree lever attached to a rope! Used for setting up badminton nets.
What is WINCH
When the Effort is between the Load and the Fulcrum.
What is CLASS 3
This famous guy is all about the study of fluid pressure…
Who is PASCAL
When calculating work, distance must be measured in ....
What is METERS
The force of a piston is 50 N and the area of the piston is 15 cm2. What is the pressure of the piston?
What is 3.33 N/cm2
What is HUMAN
A knife is an example of this type of simple machine.
What is a WEDGE
Making life easy by designing the device to better suit the human body.
This simple machine lessens the force needed to move a load, but increases the distance the load is moved.
What is INCLINED PLANE
If a gear with 80 teeth turn ONCE, how many times with the follower gear turn with 20 teeth?
What is 4 TIMES
Energy gets lost in transformation mainly due to this energy waste factor…
What is FRICTION
This value is measured in N/unit2 or Pa.
What is PRESSURE
Hydraulic systems work because liquids are ....
What is INCOMPRESSIBLE
A pulley with a Mechanical Advantage of 1.
What is FIXED PULLEY
If you use a lever to help you lift a load of 100 N and the lever has a MA of 2, what force do you need to apply to lift the load?
What is EFFORT FORCE = 50 N
Energy ________ is the movement of energy from one location to another, while energy _____________ is when energy changes from one type to another.
What is TRANSMISSION and TRANSFORMATION
The ratio of the useful work provided by a machine to the actual work supplied to the machine.
What is EFFICIENCY
How much work is exerted when Gary pushes a box with a force of 500N a distance of 3m along the floor?
What is 1500 JOULES