Electrostatics Review

Front

An electron has ______ charge.

Back

a negative

Front

If a cat is 'neutral', that means the number of negative electrons it has…

Back

equals the number of positive protons it has.

Front

What can be said about balloons A & C if balloon B is negative?

Back

A & C must both be positive.

Front

A charged particle experiences a force of 800 N in an electric field that has a strength of 400 N/C. What is the particle's charge?

Back

2 C

Front

When something is grounded, it always becomes neutral. True or False?

Back

False. Grounding does not always result in neutrality.

Front

What is the principle of conservation of charge?

Back

The total electric charge in an isolated system remains constant.

Front

Define electric field strength.

Back

Electric field strength is the force per unit charge experienced by a positive test charge placed in the field.

Front

What is the unit of electric charge?

Back

Coulomb (C)

Front

What happens to the charge of an object when it gains electrons?

Back

It becomes negatively charged.

Front

What happens to the charge of an object when it loses electrons?

Back

It becomes positively charged.