Electric Fields

Electric charges are created ______.

• by gravitational forces.

• separately.

• between 2 oppositely charged objects.

• by neutrons.

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

Which statement describes what is happening in the image at the space indicated by the green arrow?

• The field lines are repelled by like charges.

• The field lines are repelled by opposite charges.

• The field lines are attracted by the like charges.

• The field lines are attracted by the opposite charges.

Where can an electric field be found?

• below a force field

• in a gravitational field

• in the space surrounding a charged object

• outside of a magnetic field

Tags

NGSS.HS-PS3-5

What happens to the field strength as the distance between two charged objects decreases?

• the strength stays the same

• the strength increases

• the strength decreases

• the strength fluctuates between positive and negative

Tags

NGSS.HS-PS2-4

What does it mean when the electric field lines are close together?

• the field is positive
• the field is negative
• The field is strong
• the field is weak

Tags

NGSS.MS-PS2-3

If two charges attract to each other, then which of the following is true?

• Both charges must be positive.

• Both charges must be negative

• Both charges must be different.

• Both charges must be equal in value.

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

Electricity is made up of:

• Protons
• Neutrons
• Electrons
• Molecules

When two objects have opposite charge (+ and -), they are:

• Attracted to each other
• Repelled by each other
• Have no effect on each other

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

Electricity is the flow of ______.

• electrons
• protons
• neutrons
• atoms

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5