13 Electricity

Electricity (Ch 13)

Objectives

Section 1: Electric Charge

    1. Describe how electric charges exert forces on each other.

    2. Compare the strengths of electric and gravitational forces.

    3. Distinguish between conductors and insulators.

    4. Explain how objects become electrically charged.

Section 2: Electric Current

  1. Describe how voltage difference causes current to flow.

  2. Explain how batteries produce a voltage difference in a circuit.

  3. List the factors that affect an object's electrical resistance.

  4. Define Ohm's law.

Section 3: Electrical Energy

  1. Describe the difference between series and parallel circuits.

  2. recognize the function of circuit breakers and fuses.

  3. Calculate electrical power.

  4. Calculate the electrical energy used by a device.

Labs

    1. Series and Parallel Circuits

    2. Cause for Alarm!

Math Skills

    1. Rates

    2. Electric Force (p. 399)

    3. Ohm's Law equation

    4. Electrical Power

    5. Electrical Energy

    6. Equation Integration