Electric Charges and Fields

Protons have a ____________ charge and Electrons have a _______________ charge.

• Positive, Positive

• Positive, Negative

• Negative, Positive

• Negative, Negative

Tags

NGSS.MS-PS2-3

Which statement is true about both magnetic and electric fields?

• Like charges repel each other

• Like charges attract each other

• Like poles attract each other

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which of the following might make the spoons repel each other?

• Neither A nor B is electrically charged.

• Both A and B are negatively charged.

• A is positively charged, and B is negatively charged

• A is negatively charged, and B is not electrically charged.

Tags

NGSS.MS-PS2-3

What is a material through which electrons cannot move easily?

• Conductor

• Insulator

• Magnet

• Circuit

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Electrical conductors have ____ resistance to the movement of electrons.

• High

• Low

Electric currents are created by _______ magnetic fields.

• Moving

• Non-moving

Tags

NGSS.MS-PS2-3

What makes an electromagnet stronger?

• Increasing the number of coils in the wire

• Decreasing the number of coils in the wire

• Decreasing the electric current

• Decreasing the voltage

What is the cause of electricity?

• Magnetism

• Gravity

• Moving Electrons

• Lightning

The space around an electric charge that causes them to attract and repel is called

• Gravity

• Electric Field

• Magnetism

• None of the above

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is going to happen to charges in the pictures?

• Attract

• Repel

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5