Chapter 6 Exam

In which type of circuit are there two or more branches for current to move through?

• open

• parallel

• series

• uniform

According to Ohm’s law, as the resistance in a circuit _______, the current _______.

• increases, remains constant

• increases, increases

• increases, decreases

• decreases, decreases

Which is designed to transform electrical energy into thermal energy?

• parallel circuit

• series circuit

• resistor

• battery

Tags

NGSS.HS-PS3-3

In which type of circuit does charge have only one loop to flow through?

• open

• uniform

• series

• parallel

The process of transferring charge by touching is called _______.

• covalent charging

• charging by contact

• electron exchange

• charge conveyance

The purpose of fuses and circuit breakers is to _______.

• prevent circuits from overheating

• prevent breaks in the circuit

• decrease the resistance in a series circuit

• allow circuits to be overloaded

Electric current in a circuit is measured in _______.

• amperes

• ohms

• volts

• watts

What exerts the force that causes other electric charges to move?

• gravity

• the electric field

• electrical poles

• conductors

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

Electrons flow from _______.

• low-resistance areas to high-resistance areas

• insulators to conductors

• low-voltage areas to high-voltage areas

• high-voltage areas to low-voltage areas

Tags

NGSS.HS-PS3-5

Why are metals good conductors of electricity?

• The outer energy levels of metals are nearly filled

• Outer-level electrons are weakly held

• Metals do not share the electrons in their outer energy level

• Outer-level electrons are tightly held