1. 1.) A flaw in a circuit is called a ______ circuit.
a.) series b.) parallel c.) short d.) electric
Monday November 10, 2013
2.) A tempory magnet made of wire wrapped around an iron core is called
a.) conductor b.) electromagnet
c.) insulator d.) circuit
3.) What three things are needed to create an electromagnet?
a.) iron bar, light bulb, and battery b.) battery, light bulb, and wire c.) battery, iron bar, wire d.) iron bar, light bulb, wire

2. 1.) The electricity that flows using a flow of electrons is ________.
Tuesday November 11, 2013
1.) The electricity that flows using a flow of electrons is ________.
A. Static electricity B. Current electricity
C. Short circuit. D. An insulator.
2. In most electrical circuits, the pathway is made of ____.
a.) plastic b.) wood
c.) static d.) metal
3.) Which piece of a microscope magnifies the object you are looking at?
a. The light source b. The adjustment knob
c. The nosepiece d. The objective

3. 1.) Which of the following is NOT a physical change?
Wednesday November 12, 2013
1.) Which of the following is NOT a physical change?
a.) Melting point b.) color c.) odor d.) flammability
2.) What must be moving for an electrical circuit to flow?
a.) Water molecules b.) metal atoms
c.) electrons d.) magnetic particles
3.) What is the smallest sample of water a scientist can see with a powerful microscope?
a.) A teaspoon b.) a pint c.) a milliliter d.) a molecule

4. 1. What is the purpose of a switch in an electric circuit?
A. To allow the circuit to be opened or closed.
B. To increase the power of the bulb.
C. To change the direction of the current.
D. To provide a “push” for the electrons.
2. What causes an electric force?
A. a push or pull between objects.
B. Objects with no electric charge.
C. Positive objects.
D. rubbing.
3.) Copper is to conductor as
A. a magnet is to an electromagnet.
B. Charge is to static electricity.
C. Switch is to circuit.
D. Plastic is to insulator.
Thursday November 13, 2013