Engineering and Environmental Concepts Quiz

What is 3D printing?

• A method of drawing using a computer

• A computer-controlled program that uses a CAD model to produce a 3D physical part by depositing material layer by layer

• A type of sketching done by hand

• A process of heating materials until they become hard

What does the term "alloy" refer to?

• A single metal element

• A metallic material that contains a combination of more than two elements

• A type of plastic

• A natural resource like coal

What are composites?

• Pure metals

• Mixtures of different materials that combine to form a new material

• Natural resources like oil and gas

• A type of drawing technique

What is the definition of "density"?

• The ability to do work

• A measure of mass per unit of volume

• The total amount of greenhouse gases

• The process of heating materials

What is a ferrous alloy?

• A metal that contains no iron

• A metal that contains two or more elements, including iron, and is prone to corrosion

• A type of plastic

• A natural resource like coal

What are greenhouse gases?

• Gases that contribute to global warming and climate change

• Gases that are harmless to the environment

• A type of renewable energy

• A method of drawing using a computer

What is the measure of force per unit of area called?

• Weight

• Pressure

• Torque

• Risk

What does PCB stand for in electronics?

• Printed Circuit Board

• Pressure Control Board

• Production Control Board

• Projection Circuit Board

What is the purpose of a production plan?

• To measure force

• To plan out times and activities for manufacturing

• To evaluate risks

• To prepare surfaces

What type of metal contains no iron and offers resistance to corrosion?

• Softwood

• Thermoplastic

• Pure non-ferrous metal

• Thermoset polymer