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  Bill Reed Middle School **8th Grade Core Knowledge Science ** **__ Physics __**:
 * Overview of Topics **
 * Motion **: velocity, speed, average speed, units for measuring speed. **Forces**: Concept of force, examples of force, measurering force, unbalanced and balanced force, effects of net force, changes in motion due to force. **Density and Buoyance**: buoyant force, density, mass vs weight, calculating density, Archimedes. **Work**: calculating work, units for measureing work. **Energy**: work is the transfer of energy, kinetic energy (movement, heat, sound waves), potential energy (gravitational, chemical, elastic, electromagnetic). **Power**: relation between work and time, equations, common untis.


 * __ [[image:elec_1.JPG width="49" height="58" align="left"]]Electricity and Magnetism __**
 * Electricity**: flow of electrons, changes, conductors, insulators, open and closed circuits, static electricity, capacitors, grounding, volts, current, Ohm's Law, watts, amps. **Magnetism and electricity**: Earth's magnetism, atoms, navigation, connection between electricity and magnetism, poles, transformers.


 * __ [[image:light_1.JPG width="49" height="50" align="left"]]Electromagnetic Radiation and Light __**
 * Waves and electromagnetic spectrum**: transfer of energy through matter, radio waves, light waves, x-rays, gamma rays, light spectrum, speed in a vacuum, reflection, refraction, Newton's discovery that white light was made of rays of different energies.


 * __ [[image:waves.JPG width="44" height="20" align="left"]]Sound Waves __**
 * Properties of waves**: oscillation, propeties, wavelength, frequency, speed, crest, trough, amplitude, transverse waves, longitudinal waves, Doppler effect.


 * __ [[image:plant.JPG width="46" height="64" align="left"]]Chemistry of Food Respiration __**:
 * Plant:** Food chains, energy of living cells, carbohydrates, enzymes, photosynthesis, plant nutrients, food storage, carbon dioxide, release of oxygen. **Animal**: chemical reactions, respiration, balance between plant and animal life. Health: nutrition, respiration, importance of hemoglobin, vitamins, balanced diet.

Albert Einstein Dorthy Hodgkin James Maxwell Charles Steinmetz
 * __ Science Biographies __**:

For more information on Core Knowledge please visit: [|www.coreknowledge.org]

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