Do you feel the SPARKS??

The presence and flow of electric charge.

• Electric Current

• Voltage

• Electricity

• Electric

Coulomb's Law states that opposite charges repel and like charges attract. True or false

• True

• False

What is does symbol mean?

• Battery

• Solar Cell

• Cell

• Bell

Which image pertains to capacitor?

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Three identical light bulbs are connected to a D-cell as shown. Which one of the following statements is true?

a. All three bulbs will have the same brightness.

b. The bulb between X and Y will be the brightest.

c. The bulb between Y and Z will be the brightest.

d. The bulb between Z and the battery will be the brightest.

• A

• B

• C

• D

Three identical light bulbs are connected to a battery as shown at the right. Which adjustments could be made to the circuit that would increase the current being measured at X?

a. Increase the resistance of one of the bulbs.

b. Increase the resistance of two of the bulbs.

c. Decrease the resistance of two of the bulbs.

d. Increase the voltage of the battery.

e. Decrease the voltage of the battery.

f. Remove one of the bulbs.

• B, C and D

• A, B and C

• C,D and F

• A, C and D

Compare circuit X and Y below. Each is powered by a 12-volt battery. The voltage drop across the 12-ohm resistor in circuit Y is ____ the voltage drop across the single resistor in X.

• smaller than

• larger than

• the same as

Three identical light bulbs are connected to a D-cell as shown below. P, Q, X, Y and Z represent locations along the circuit. Which one of the following statements is true?

• The current at Y is greater than the current at Q.

• The current at Y is greater than the current at P.

• The current at Y is greater than the current at Z.

• The current at P is greater than the current at Q.

A 12-V battery , a 12-ohm resistor and a 4-ohm resistor are connected as shown. The current in the 12-ohm resistor is ____ that in the 4-ohm resistor.

• 1/2

• the same as

• 1/3

• three times

A 12-V battery and a 12-ohm resistor are connected as shown in circuit. A 6-ohm resistor is added to the 12-ohm resistor to create circuit Y as shown. The voltage drop across the 6-ohm resistor in circuit Y is ____ that across the resistor in X.

• larger than

• smaller than

• the same as