Grade 4:  Science

Scientific Investigation, Reasoning, and Logic
4.1  The student will plan and conduct investigations

Force, Motion, and Energy
4.2  Understand simple machines and their uses.  Key concepts include:

The Mummy's Tomb
Robot Zoo   Manmade robotic animals show the internal workings of living animals including the giraffe, squid, and chameleon.
Spotlight on Simple Machines   Share your ideas for compound machines--two or more simple machines working together (in the compound machine gallery).

4.3  Understand the characteristics of electricity.  Key concepts include:

Alliance for Competitive Electricity   From Ben Franklin's famous kite to today's power grid, check out this site to learn about electricity today.  How does power flow?
Frankenstein's Lightning Laboratory   Learn about different forms of electricity and electrical safety.

Life Processes
4.4  Understand basic plant anatomy and life processes.  Key concepts include:

The Circle of Life

Living Systems
4.5  Understand how plants and animals in an ecosystem interact with one another and the nonliving environment. Key concepts include:

Ecosystems, Biomes, and Habitats   Ecosystems vary in size. They can be as small as a puddle or as large as the Earth itself.
Any goup of living a nonliving things interacting with each other can be considered as an
Scientists in The City   Students, teachers, families, and science enthusiasts who are investigating their ecosystems.  To be a scientist in your own city, you need to look at your city through a scientist's eye.  Is that a garbage can, or is it a habitat for bees? Is that a brick wall, or atoms rearranged in  constructive ways?

Interrelationships in Earth/Space Systems
4.6  Understandhow weather conditions and phenomena occur and can be predicted Key  concepts include:

Making Weather Instruments
Franklin's Forecast   Try your own weather forecasting. Make your own weather station, learn about weather satellites, and practice reading RADAR images. Like Ben Franklin did,  you'll find that your own observation skills are the best tool for weather forecasting.

Earth Patterns, Cycles, and Change
4.7   Understand the relationships among the Earth, moon, and sun.  Key concepts include:

Views of the Solar System
Earth and Moon Viewer

Natural Resources
4.8   Understand important Virginia natural resources.  Key concepts include:

Wildlife Mapping   Learn more about how you can become more involved in helping conserve Virginia's wildlife
through learning how to assist the Virginia Department of Game and Inland Fisheries  with monitoring and mapping your area wildlife.
Virginia Tech Museum of Natural History: Educational Resource Kits
Return to General Science

Date Entered: March 6, 1998
Date Updated: January 8, 2001