CK-12 Physical Science Concepts - For Middle School

5.6 Non-Renewable Energy Resources FIGURE 5.14 How Fossil Fuels Formed When ancient plants underwent photosynthesis, they change ...

http://www.ck12.org Chapter 5. Energy FIGURE 5.15 Q:Why is nuclear energy often considered to be “greener” than energy from foss ...

5.6. Non-Renewable Energy Resources http://www.ck12.org Review Define natural resource. What are nonrenewable natural resources ...

http://www.ck12.org Chapter 5. Energy 5.7 Renewable Energy Resources Define renewable resource. Describe several renewable ener ...

5.7. Renewable Energy Resources http://www.ck12.org landscape. At the URL below, you can watch a video about the development of ...

http://www.ck12.org Chapter 5. Energy FIGURE 5.17 Solar panels on the roof of this family home generate enough electricity to su ...

5.7. Renewable Energy Resources http://www.ck12.org FIGURE 5.19 This large machine is harvesting and grinding plants to make eth ...

http://www.ck12.org Chapter 5. Energy Summary Renewable resources are natural resources that can be replaced in a relatively sh ...

5.8 Energy Use 5.8 Energy Use Describe energy use in the U.S. Compare oil use in the U.S. and other top oil-using nations. Thi ...

http://www.ck12.org Chapter 5. Energy FIGURE 5.21 http://www.google.com/publicdata/explore?ds=d5bncppjof8f9_&met_y=eg_use_pc ...

5.8. Energy Use http://www.ck12.org Summary Oil is the single most commonly used energy resource in the U.S., followed by natur ...

http://www.ck12.org Chapter 5. Energy 5.9 Energy Conservation Define conservation. List ways to conserve energy in transportati ...

5.9 Energy Conservation take public transit such as subways (seeFigure5.23) instead of driving. drive an energy-efficient vehic ...

http://www.ck12.org Chapter 5. Energy FIGURE 5.24 Vocabulary conservation: Saving resources by using them more efficiently or n ...

5.10 Thermal Energy 5.10 Thermal Energy Define thermal energy. Relate thermal energy to temperature and mass. This unusual lan ...

http://www.ck12.org Chapter 5. Energy A:The soup is boiling hot and has a temperature of 100 °C, whereas the water in the tub is ...

5.10. Thermal Energy http://www.ck12.org Review Compare and contrast thermal energy and temperature. Explain how an object with ...

http://www.ck12.org Chapter 5. Energy 5.11 Temperature Define temperature. Explain how temperature is measured and how a thermo ...

5.11. Temperature http://www.ck12.org FIGURE 5.26 A:When the temperature is higher, particles of the liquid have greater kinetic ...

http://www.ck12.org Chapter 5. Energy Vocabulary Kelvin scale: SI scale for measuring temperature in which the freezing point o ...