Electrostatics

Front

What happens when an object gains electrons?

Back

It becomes negatively charged.

Front

If an atom has 8 protons and 10 electrons, what is its charge?

Back

Negatively charged because it has excess electrons.

Front

Why does a plastic strip become positively charged when rubbed with cotton?

Back

The plastic strip lost electrons to the cotton during the charging process.

Front

At which point is the electric field the strongest?

Back

Point B.

Front

What method of charging occurs when you rub a balloon on your hair?

Back

Friction.

Front

What is electrostatics?

Back

The study of electric charges at rest.

Front

What is the charge of a proton?

Back

Positive.

Front

What is the charge of an electron?

Back

Negative.

Front

What is the principle of conservation of charge?

Back

Charge can neither be created nor destroyed, only transferred.

Front

What is grounding in electrostatics?

Back

Connecting an object to the Earth to neutralize its charge.