PLTW POE EoC Review Part 2

Front

What is Thermal Conduction?

Back

The transfer of thermal energy within an object or between objects from molecule to molecule.

Front

A series circuit only has one path for current to flow.

Back

True

Front

A parallel circuit only has one path for energy to flow.

Back

False

Front

An electrical motor is the same as a generator.

Back

False; generators turn mechanical energy into electric energy while electric motors electric energy into mechanical energy.

Front

What are three machines that use alternative energy systems?

Back

Wind turbines, solar cells, and hydrogen fuel cells

Front

Energy resources that have an unlimited quantity are...

Back

Inexhaustible

Front

efficiency =

Back

AMA/IMA(100)

Front

What is the difference between digital and analog systems?

Back

Analog is continuous and changes smoothly while digital stops abruptly and changes suddenly.

Front

This is a process that removes material to change the shape, size, or surface of a part.

Back

Subtractive

Front

This is a process that adds material to change the shape, size, or surface of a part.

Back

Additive