Ch 17 Test Review

The electric field lines around a negatively charged particle

• cross positively charged particle filed lines
• cross negatively charged particle field lines
• always point outward
• always point inward

Electric field lines

• Point toward a negative charge
• Point away from a positive charge
• Never cross one another
• All of the above

Electric field lines indicate

• Direction only
• Relative strength only
• Both Direction and Strength
• Neither Direction or Strength

The brightness of a light bulb is determined by its filament's 

• Voltage
• Current
• Power
• Resistance

The resistance of an insulator is 

• High
• Moderate
• Very Low
• Absent

Positive charges ___________ one another

• Attract
• Cancel
• Repel
• Join

The electric force between two objects _______ when the distance between them decreases

• Increases
• Decreases
• Remains Constant
• None of the Above

Which of the following is a positively charged particle?

• Proton
• Electron
• Coloumb
• Neutron

An electric cell is a source of electric current because of a ________ between the terminals

• Resistance
• Light Bulb
• Semiconductor
• Potential Difference 

Conventional current is defined as the movement of 

• Positive Charges
• Negative Charges
• Net Charges
• Variable Charges