Unit 7 Electric Charge Flashcard

Front

What type of charge does an electron have?

Back

Negative

Front

Which of the following materials is a good conductor of electricity? Rubber, Wood, Copper, Glass

Back

Copper

Front

What is the SI unit for measuring electric charge?

Back

Coulomb

Front

What is the purpose of a fuse in an electric circuit?

Back

To protect against overload by breaking the circuit

Front

Which of the following describes a parallel circuit? Options: All components are connected in a single loop, Components are connected in separate branches, The circuit uses a fuse to control current, It is only used for large appliances

Back

Components are connected in separate branches

Front

What device converts chemical energy into electrical energy?

Back

Electrochemical cell

Front

What is the unit used to measure electric current?

Back

Ampere

Front

What is the resistance of a material?

Back

The ability of the material to block the flow of electricity

Front

A material that only partially conducts electricity is called a:

Back

Semiconductor

Front

Which of the following is true about a magnetic pole? Opposite poles repel each other, Like poles attract each other, Opposite poles attract each other, Magnetic poles do not affect each other

Back

Opposite poles attract each other