Fall 2024 Semester Test

Front

A material that resists/limits the flow of heat by conduction, convection, and radiation is a(n) ____.

Back

insulator

Front

To increase the current, you should ____________ voltage and ____________ resistance.

Back

increase voltage and decrease resistance

Front

This contains a piece of metal that melts if it gets too hot in order to open a circuit.

Back

fuse

Front

"To every action there is an equal and opposite reaction" describes which law?

Back

Newton's 3rd Law of Motion

Front

Where does the dependent variable go on a graph?

Back

Y-axis

Front

What is the definition of a conductor?

Back

A material that allows the flow of electric current or heat.

Front

What is the definition of resistance in an electrical circuit?

Back

The opposition to the flow of electric current, measured in ohms.

Front

What is Ohm's Law?

Back

The relationship between voltage (V), current (I), and resistance (R) expressed as V = I × R.

Front

What is the purpose of a circuit breaker?

Back

To automatically interrupt the flow of electricity in a circuit when it becomes overloaded.

Front

What does the Y-axis represent in a graph?

Back

The dependent variable, which is affected by changes in the independent variable.