Understanding simple machines

Uses everyday examples to describe levers as simple machines used to lift, push, or move a load.

Uses everyday examples to show how wedges are simple machines that make pushing, pulling apart, and lifting easier.

Uses everyday examples to show how wheels and axles are simple machines that make carrying, pushing, and mixing easier.

Uses everyday examples to describe pulleys as simple machines that make lifting, pulling, and moving easier.

Uses everyday examples to describe levers as simple machines used to lift, push, or move a load.

Uses everyday examples to describe inclined planes as simple machines that make lifting, pushing, moving, and building easier.

Uses everyday examples to show how wedges are simple machines that make pushing, pulling apart, and lifting easier.

Uses everyday examples to show how screws are simple machines that make joining things together, moving, and lifting easier.