Electric Potential Energy

The strength of an electric field depends on:

• a) Size of the charge only

• Distance from the charge only

• Both the charge and the distance

Tags

NGSS.HS-PS2-4

What do closely spaced electric field lines indicate?

• Weak electric field

• Strong electric field

• Absence of charge

• Uniform field

What is electric potential energy?

• Kinetic energy of a charged particle

• Heat energy of the particle

• Energy stored due to a particle's position in an electric field

• Work done by the charge on the field

Tags

NGSS.HS-PS2-4

Electric potential energy is directly proportional to:

• Charge only

• Distance only

• Charge and field strength

Electric potential energy increases when:

• The charge decreases

• The electric field becomes weaker

• The charge moves against the field

Which statement is true about electric potential energy?

• It is a vector quantity.

• It is independent of the charge.

• It is related to the work done on the charge.

Tags

NGSS.HS-PS3-5

Electric potential is:

• The potential energy per unit charge

• Measured in coulombs

• Independent of electric field

What unit is used to measure electric potential?

• Newton

• Coulomb

• Volt

• Joule

Electric potential difference is represented by:

• V

• kq/r

• ΔV

In the formula V=kq/r, k represents:

• Charge magnitude

• Distance

• Coulomb constant

Tags

NGSS.HS-PS2-4