Electric Fields

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

If I triple the value of charge of a test charge the electric field will

• Increase by 3 
• Increase by 9
• Not change
• Decrease by 9

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

Consider a parallel plate system with the top plate being positive and the bottom negative. If I move a positive charge parallel to the top plate what happens to the energy of the charge?

• No effect
• E_k increases while E_p decreases
• E_k decreases while E_p increases
• Impossible to tell

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-5

Consider a parallel plate system with the top plate being positive and the bottom negative. If I move a positive charge toward the top plate what happens to the energy of the charge?

• No effect
• E_k increases while E_p decreases
• E_k decreases while E_p increases
• Impossible to tell

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-5

1 Volt is equivalent to what units?

• 1 N/C
• 1 kgm/s
• 1 J/C
• 1 N/m

Tags

NGSS.HS-PS2-4

Suppose the magnitude of a charge placed in a field were doubled. 
How much would the electric potential energy change?

• Double
• Decrease by 1/2
• No effect

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

Suppose the magnitude of a charge placed in a field were doubled. 
How much would the electric potential  change?

• Double
• Decrease by 1/2
• No effect

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

What quantity remains the same everywhere between two parallel plates?

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

In what direction will a negatively charged particle accelerate in an electric field?

• In the same direction as field
• In opposite direction as field
• Perpendicular to field
• Impossible to tell

Tags

NGSS.HS-PS2-4