3.1 Simple machines 3.2 Types of simple machines Lever Screw Pulley Wheel and axle Inclined plane Wedge) How simple machines function Example of simple machines found in the school, home, and work environment Matter 3.3 Objects are made of smaller parts Materials are composed of parts that are too small to be seen without magnification Physical properties remain the same as the material is reduced in size Sources of energy 3.11 Sun&#146;s ability to produce light and heat energy Natural forms of energy Sunlight Water Wind Fossil fuel Coal Oil Natural gas Wood Electricity, nuclear power Renewable and nonrenewable Review of K-2 Science SOLs 4th Six Weeks Scientific investigation;
(simple machines; found; L:in the school, home) (Physical properties; remain; the same; T:as the material is reduced in size Sources of energy 3.11 Sun&#146) (work environment Matter 3.3 Objects; are made; ) (the material; is reduced; L:in size Sources of energy 3.11 Sun&#146) (Materials; are composed; of parts) (parts; are; too small to be seen without magnification) (Pulley Wheel; [is] Screw [of]; Lever) (gas Wood Electricity; [is] Oil Natural [of]; Coal)
simple machines Physical properties work environment Matter 3.3 Objects the material Materials parts Pulley Wheel gas Wood Electricity
found remain are made is reduced are composed are [is] Screw [of] [is] Oil Natural [of]
L:in the school, home
the same T:as the material is reduced in size Sources of energy 3.11 Sun&#146
L:in size Sources of energy 3.11 Sun&#146
of parts
too small to be seen without magnification
Lever
Coal