Study Guide - Simple Machines

Magnets attract objects made of certain materials like iron and steel, nickel and cobalt. Magnets do not attract non-metal objects.

LEVER

A stiff bar that moves about a fixed point (fulcrum). Used to push, pull, or lift things

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Examples - seesaw, crowbar, shovel

INCLINED PLANE

A flat surface that is raised so one end is higher than the other. Makes it easier to move heavy objects up or down.

Example - a

A compass lines up with the Earth’s magnetic field and points toward the north pole .

Knowing that the red arrow points north,we can use the compass to tell direction.