Metal Stations Quiz Review

This heat treating process involves a slow cool that allows atoms to return to their lowest energy state

• Anneal

• Quench

• Temper

This heat treating process involves a quick cool that freezes atoms in a high energy state adding stress to the crystal structure

• Anneal

• Quench

• Temper

This heat treating process involves two stages. A quick cool followed by a slow cool.

• Anneal

• Quench

• Temper

A dislocation is the same as which type of crystal defect?

• Vacancy

• Point decfect

• Line defect

• Substitution

A substance that has an unorganized atomic structure is

• Crystalline

• Amorphous

What is the composition of a pre-1982 penny?

• 0% Copper; 100% Tin

• 5% Copper; 95% Zinc

• 95% Copper; 5% Zinc

• 100% Copper; 0% Zinc

Tags

NGSS.MS-PS1-1

What would happen to a pre 1982 penny when placed into a beaker of HCl

• Because the penny is mostly zinc it would fully dissolve

• Because the penny is mostly copper it would fully dissolve

• Because the penny is mostly copper it would not dissolve

• Because the penny is mostly zinc it would not dissolve

Which type of penny is an example of an alloy?

• Pre-1982 Penny

• Post-1983 Penny

• The silver penny from Brassing a Penny Lab

• The gold penny from Brassing a Penny Lab

Which TWO metals below make up the alloy bronze

• Lead

• Bismuth

• Tin

• Copper

• Zinc

Which TWO metals below make up the alloy brass

• Lead

• Bismuth

• Tin

• Copper

• Zinc