Unit 03 – Scientific Principles Quiz L3p2.u3.3.4

Which metal makes the best conductor?

• Silver

• Brass

• Copper

• Gold

When a piece of copper tube is heated, how does the heat travel?

• Conduction

• Convection

• Radiation

• Insulation

Which form of heat can create 'gravity circulation' in water?

• Conduction

• Convection

• Radiation

• Insulation

How does the sun warm the earth?

• Conduction

• Convection

• Insulation

• Radiation

A material that does not transmit heat is known as a...

• Conductor

• Radiation

• Fluid

• Insulator

What is the method used to transfer heat that is usually the most efficient?

• Radiation

• Conduction

• Convection

• Insulation

Which material has the highest thermal conductivity?

• Copper

• Silver

• Brass

• Gold

Which material has the lowest thermal conductivity?

• Steel

• High Density Polyethylene

• Lead

• Wood

What is the unit of measurement for thermal conductivity?

• W/m2

• W/m

• W/K

• W/m2K

What type of heat transfer occurs when heat is transferred through a fluid?

• Insulation

• Radiation

• Conduction

• Convection