A lever
A Lever
A lever would be the best type of simple machine to use to pry open a can. By using a lever, you can apply a small force over a longer distance to generate a greater force at the pivot point, making it easier to open the can.
The crowbar is a lever.
Pull using something else as leverage as in with a pry bar.
A screwdriver is a type of lever simple machine when used to pry off the lid of a paint can. The handle of the screwdriver acts as the fulcrum, the paint can lid is the load, and the force applied by the user is the effort.
A lever! The most simple would probably be a form of lever, and this may also depend on the actual size of the "heavy rock".
A screwdriver used to pry off a lid on a paint can acts as a lever, specifically a wedge. The wedge shape of the screwdriver allows for the application of force to lift the lid.
It's a first-class lever, with a very long effort arm and a very short load arm.
A lever is a simple machine that consists of a rigid bar (the lever) that pivots around a fixed point called a fulcrum. It is commonly used to amplify force, allowing the user to lift or move heavy objects with less effort.
The prefix "pry" means to move or force something away from its original position, especially by using leverage or strength. It can also mean to inquire or gain access to information that is not readily available or intended to be shared.
One would properly use a pry bar by inserting the flattened edge as leverage against something. A pry bar is used for "prying" something open, or away from itself.
To pry something with a tool.