Here are some examples of wedges:
axe
bicycle stem (the wedge is inside the steerer tube to hold the handlebars in position)
chisel
door stop
engine valves (they are flanged to allow for a good seal)
Wedge
a wedge
The axe head is a wedge, which is really two inclined planes. The handle is a lever with the fulcrum at the base, load at the end (the head) and force somewhere in between depending on where you place you're hands.
wheel and axle
The door on hinges would be a lever and the door knob would be a wheel and axle.
A knife is a wedge.
pieco of wood that tapers to one end
A hammer does contain a wedge element in its design. The head of the hammer has a flat surface that can act as a wedge to apply force when driving in nails.
yup!sharpener is an example of wedge:)
A wedge from a spheroid is one example.
It's a wedge
No, a fence is not an example of a wedge. A fence post could be a wedge if it is pointed and designed to be pounded into the ground.
An example of a wedge is a doorstop. The doorstep wedges between the floor and your door, preventing it from moving.
A wedge is an inclined plane.
A doorstopper is and example of a wedge.
cheese
scissors