Electric Fields

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

Tags

NGSS.HS-PS2-4

At which point is the electric field the strongest

• A
• B
• C
• D

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-PS2-4

NGSS.HS-PS3-5

Q_A and Q_B are two charges creating an electric field. Based on the electric field lines, we can conclude

• Q_A and Q_B are both positive
• Q_A and Q_B are both negative
• Q_A is positive and Q_B is negative
• Q_A is negative and Q_B is positive

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

Q_A and Q_B are two charges creating an electric field. Based on the diagram, what can we say about the strength electric fields coming from Q_A and Q_B

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

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

How can a neutral object become charged?

• by being dipped in water

• by being stuck to the desk with tape

• by allowing gravity to work on it

• by having electrons added or removed

Tags

NGSS.MS-PS2-5

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-PS3-5

Which statement best describes the electric fields in the image?

• The charges are neutral.

• Both charges are negative, so the field lines are alike.

• The field lines move toward a positive charge and away from a negative charge.

• The field lines move away from a positive charge and toward a negative charge.

Tags

NGSS.HS-PS3-5

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

• A

• B

• they are both positive

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5