Electric Field Concept

At which point is the electric field the weakest?

• A because it is the furthest away
• A because the field lines are further apart
• C because the field lines are further apart
• C  because it is the furthest away

At which point is the electric field the strongest

• A
• B
• C
• D

Tags

NGSS.HS-PS3-5

NGSS.HS-PS2-5

Consider the electric field lines shown in the diagram below. From the diagram, it is apparent that object A is ____ and object B is ____.

• +,+
• +,-
• -,+
• -,-

Tags

NGSS.HS-PS3-5

NGSS.HS-PS2-4

The electrical force between charges is strongest when the charges are

• close together
• far apart
•  the electric force is constant everywhere.
• there is no pattern

Tags

NGSS.HS-PS3-5

NGSS.HS-PS2-4

Which of the following is a true statement about the electric field between the two plates?

• The field is attractive between the plates and uniform in strength
• The field is repulsive between the plates and uniform in strength
• The field is attractive between the plates and strongest near the positive
• The field is repulsive between the plates and strongest near the positive

Tags

NGSS.HS-PS3-5

NGSS.HS-PS2-4

The electric field lines for a positive charge is always directed away from the charge. True or False?

• True

• False

Which graph best represents the relationship between the strength of an electric field and distance from a point charge?

• 
• 
• 
• 

Tags

NGSS.HS-PS3-5

What does it mean when the electric field lines are close together?

• the field is positive
• the field is negative
• The field is strong
• the field is weak

When a balloon is rubbed on clothes it acquires a charge by ___________

• Induction
• reduction
• friction 
• concuction

What does the Law of Conservation of Charge state?

• like charges repel and opposites attract

• positive charge fields point away from a charge; negative points toward

• charges cannot be created nor destroyed, only transferred