SIMPLE MACHINES
SIMPLE MACHINES SONG
SIMPLE AND COMPLEX MACHINES
SIMPLE AND COMPLEX MACHINES SONG
VOCABULARY
- Machine
- Pulley
- Inclined plane
- Lever
- Wheel
- Axel
- Wedge
- Screw
- Rope
- Chain
- Lift
- Lower
- Ramp
- Up/down
- Rigid bar
- Fulcrum
- Pivot point
- Load
- Scissors
- Seesaws
- Wheelbarrow
- Bottle opener
- Nutcracker
- Tongs
- Tweezers
SIMPLE MACHINES
COMPLEX MACHINES
Complex machines are made of many parts. These parts usually include the motor, the operating parts, the cover, the screens and indicators, the structure
and the control components.
They perform more complex tasks than simple machines,
and they normally work with electricity or fuel.
Among the many theories about which civilization first sailed to the Americas and discovered them, besides Vikings there is also the theory that the ancient Phoenicians were the first people who discovered America.
ResponderEliminarIn future certainly will be other theories
invenitmundo.blogspot.com/2017/04/a-stunning-theory-claims-that-americas-were-discovered-in-antiquity.html