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What I learned from assignment 6 - Coggle Diagram
What I learned from assignment 6
lever family of machines
there are 3 classes of levers, based on the arrangement of the effort, load, and fulcrum.
seesaws
wheelbarrows
nutcrackers
pulleys
a pulley changes the direction of force, and reduces the effort
examples
flagpole
clothesline
crane
fixed pulley
moveable pulley
wheel and axel
has a larger wheel attached to a smaller axle
examples
bicycle wheels
doorknobs
ferris wheel
useful for reducing friction
increased speed and force
gears
interlocking wheels that transfer motion
changes speed and direction
examples
clock
can opener
inclined family of machines
inclined plane
sloped surfaces
examples
ramp
driveway
slide
reduces the force needed to lift an object
wedge
a thin edged device that splits/cuts material
examples
axe
knife
doorstop
screw
an inclined plane wrapped in a cylinder
examples
jar lid
corkscrew
lightbulb