Electric Field

A region of influence surrounding an object is best defined as:

• An electric field
• A field
• A force
• A gravitational field

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

The electric field surrounding a positively charged object is

• Away from the charge
• Toward the charge

Tags

NGSS.HS-PS2-4

What quantity remains the same everywhere between two parallel plates?

• Electric Field
• Electric Potential
• Electric Potential Energy
• Speed

How do electric field lines represent the magnitude of an electric field?

• Length of the line
• With arrows
• Density of lines
• Width of lines

Tags

NGSS.HS-PS3-5

If the distance doubles, what happens to the force?

• Reduced by half
• Reduced by 1/4
• Stays the same
• Quadruples

Tags

NGSS.HS-PS2-4

What variable do Coulombs represent?

• Electrostatic Charge
• Force
• Distance
• Mass

Tags

NGSS.HS-PS2-4

What variable do meters represent?

• Electrostatic Charge
• Force
• Distance
• Mass

Two charges separated by a distance of 1 meter exert a 20-N force on each other. If the charges are pulled to a 2 meter separation distance, the force on each charge will be 

• 10 N
• 5 N
• 2.5 N
• 40 N

Tags

NGSS.HS-PS2-4

Two charges separated by a distance of 1 meter exert a 2-N force on each other. If the magnitude of each charge is doubled , the force on each charge is 

• 4 N
• 2 N
• 8 N
• .5 N

Tags

NGSS.HS-PS2-4

When you draw the direction of the electric field you always use a ___________ test charge

• positive
• negative
• neutral
• radioactive