It's a lever, where the fulcrum is at the same location as the driving force (i.e. your hand on the handle). Thus it is a first class lever, since the force applied is on the other side of the fulcrum from the load.
yes
A chisel is a wedge because it is used in carving wood.
Anything that isn't a wedge, really. An example of a wedge is an axe. A thing with that shape is a wedge. Non examples could be other simple machines: screws, levers, pulleys, really anything that, if you look in an encyclopedia, isn't classified as a wedge. :) .
Yes,Because crowbar has a slating sharp edge on its end.
yes a shovel is the same thing as a tool because a shovel is a wedge
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.
A knife is a wedge.
yup!sharpener is an example of wedge:)
It's a wedge
A knife is 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.
A doorstopper is and example of a wedge.
A wedge is an inclined plane.
cheese
It's a lever, where the fulcrum is at the same location as the driving force (i.e. your hand on the handle). Thus it is a first class lever, since the force applied is on the other side of the fulcrum from the load.
A chisel.