Electric Field

Consider the electric field lines drawn at the right for a configuration of two charges. Several locations are labeled on the diagram. Which of these shows the ranking in order of weakest to strongest correctly

• E, C

• E, C

• B, A

• D, B

Tags

NGSS.HS-PS2-5

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

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-PS2-5

NGSS.HS-PS3-5

The electric field surrounding a positively charged object is

• Away from the charge

• Toward the charge

Which diagram represents the electric fields of a negative point charge, shown by º

• 
• 
• 
• 

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

which is the field for opposite charges

• 
• 
• 
• 

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Coulomb's law also says if distance increases, then force

• decreases

• disapears

• destroyed in a heartbeat

• doubles

Tags

NGSS.HS-PS2-4

Electric field attractions happen in any charged particles such as positive and negative charges.

• TRUE

• FALSE

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

The flow of electric force starts at positive and terminates in negative.

• TRUE

• FALSE

Tags

NGSS.MS-PS2-3

Just like magnetism, electric force could be varying as electric field gets wider and bigger. Therefore, this means that the electric force weakens when it is far from the poles.

• TRUE

• FALSE

Tags

NGSS.HS-PS2-4