pulley
A doorknob is a type of wheel and axle simple machine. It allows a person to apply force at the outer edge (wheel) to turn the central shaft (axle) which operates the latch mechanism to open or close the door.
A gate can be considered a lever simple machine, as it pivots around a point to open and close.
it is one
A lever.
A doorknob is not considered a machine; it is a simple mechanical device designed to open and close doors. It is typically made of materials such as metal or plastic and operates through manual turning or twisting to latch or unlatch a door.
A spading fork operates as the simple machine, the 'Lever'.
inclined plane
A water globe is not considered a compound machine. A compound machine is a device that consists of two or more simple machines working together to accomplish a task. A water globe typically operates as a simple, standalone object.
A doorknob is a type of wheel and axle simple machine. It allows a person to apply force at the outer edge (wheel) to turn the central shaft (axle) which operates the latch mechanism to open or close the door.
A gate can be considered a lever simple machine, as it pivots around a point to open and close.
it is one
An airplane is not a simple machine. A lever is a simple machine. A wheel is a simple machine. Any machine that can be described by a mathematical formula is a simple machine.
A lever.
A doorknob is not considered a machine; it is a simple mechanical device designed to open and close doors. It is typically made of materials such as metal or plastic and operates through manual turning or twisting to latch or unlatch a door.
The fixed turning point of a simple machine is called the fulcrum. The fulcrum is the point around which the machine rotates or pivots to perform work.
Yes, a screw driver is a "simple machine".
A pulley isn't a kind of simple machine, it is a simple machine