Electricity

Which picture below does NOT represent "The Law of Electric Charges?"

• A

• B

• C

• D

Tags

NGSS.MS-PS2-3

Which of the following particles has a positive (+) charge?

• Proton

• Neutron

• Electron

Which of the following particles has a negative (-) charge?

• Proton

• Neutron

• Electron

Why are protons and electrons attracted to each other?

• Protons have a positive charge and electrons have a negative charge

• Protons have a negative charge and electrons have a positive charge

• They both are positively charged

• They both are negatively charged

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What method of charging is involved when charges in an uncharged object are rearranged without touching a charged object?

• Friction

• Convection

• Induction

• Conduction

Tags

NGSS.MS-PS2-5

What generates electrical energy from chemical energy?

• Chemical Cell (Battery)

• Circuit

• Photocell

• Current

What type of charging happens when electrons move from one object to another by direct contact?

• Friction

• Induction

• Detection

• Conduction

Which material below is an electrical insulator?

• Wood

• Copper

• Iron

• Gold

Tags

NGSS.MS-PS2-3

Which below is an example of an electrical conductor?

• Copper

• Wood

• Air

• Plastic

Which picture shows an example of Direct Current (DC)?

• Outlet

• Battery (Cell)