24-25 Electricity Review

Objects with an unbalanced (negative or positive) charge usually due to friction have a(an) _________________.

• ions
• electric field
• electric force
• static charge

The circuit shown below on the LEFT is a(an)__________ circuit.

• Open
• Closed

The circuit shown below on the RIGHT is a(an)__________ circuit.

• Open
• Closed

When an object with loosely held electrons transfers electrons to another object with more tightly held electrons that it touches, this is transfer by...

• contact
• electric field
• induction
• conduction

Calculate the current flowing through the lightbulb. (round to 1 decimal place)

• 4.2 Amps
• 600 Amps
• .2 Amps

The strength of an object's electric force between two charged objects depends on which 2 variables?

• the distance between them and mass of each
• the thickness and weight
• the material it's made of and charge
• the total amount of charge on both objects and the distance between them

Tags

NGSS.MS-PS2-3

Which type of battery is shown below?

• Dry Cell
• Wet Cell

Calculate the Voltage across the lightbulb.

• 500 V
• 5 V
• 50 V

An object is _____________ when opposite charges (protons and electrons) in the object are gathered on opposite ends.

• grounded
• neutral
• polarized
• negative

Which would have the highest resistance?

• Thick wire
• Long wire
• Short wire
• Room temperature wire