Electric Field Review

In the diagram below, P is a point near a negatively charged sphere. Which direction best represents the direction of the electric field at point P?

• Right
• Left
• Up 
• Down

At which point is the electric field the strongest

• A
• B
• C
• D

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

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 ____.

• +,+
• +,-
• -,+
• -,-

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-PS2-4

Based on the arrangement of the electric field lines in the diagram, what are the charges?

• both charges are the same

• the charges are opposite

• they are neutral; no charge

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

Which diagram correctly shows the electric field around a negative charge?

• A

• B

• they are both positive

Tags

NGSS.HS-PS2-4

NGSS.HS-PS2-5

Where can an electric field be found?

• below a force field

• in a gravitational field

• in the space surrounding a charged object

• outside of a magnetic field

TRUE or FALSE: The electric field lines for a positive charge is always directed away from the charge.

• True

• False

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