Metals

9/7 LT: No Class!

Today we will:

Relax?

Visit? https://artcastings.com/
Guest Speaker - Dr. Weinberger?

9/8 LT: What is a metal?

Today we will:

Questions?
- Exam Return (~10)
Hold a Liquid Metal (~10)
Lab: What is a Metal? (~40)
✅ Materials that Changed History - Metals (~30)
Words of the day: Malleability, Luster, Ductility

Now I can...

... tell you the properties of metals.

9/9 LT: How are metals held together?

Today we will:

Questions?
🔥 Lab: Thermal conductivity of Metals (~30)
Thermal Properties of Metals (~30)
✅ Metal Fundamentals (~30)
Words of the day: Conductor, Insulator, Band Gap

Now I can...

...explain how metallic bonds respond to heat.

9/10 LT: How much energy can a metal hold?

Today we will:

Questions?
Lab: Calorimetry (~40)
Processing, structure (microstructure) properties, performance (~20)
✅ Calorimetry part 1 (~20)
Words of the day: Calorimeter, Temperature, Heat

Now I can...

...calculate the heat capacity of a metal and the temperature change of the water.

9/11 LT: How can we use the properties of metals to build better structures?

Today we will:

Questions?
What is Stainless Steel? (~10)
- Stainless Steel Scavenger Hunt (~10)
🎬 Monument to the Dream (~40)
Surrounded by Stainless Steel (~40)
✅ Space Mining! (~10)
Words of the day: Alloy

Now I can...

...explain how the properties of an alloy are different from those of either material in the mixture.

9/14 LT: What happens when two metals are placed next to each other?

Today we will:

Questions?
Quiz: Properties of Metals (~20)
🔥 Lab: Bimetallic Strips (~40)
✅Resistance in a Wire (~20)
Words of the day: Thermal Expansion, Bimetallic

Now I can...

...explain how metallic bonds respond to heat.

9/15 LT: What are the properties of metals?

Today we will:

Questions?
Lab: Wire Experiments (~20)
Properties of Metals & the Joy of Defects (~20)
Demo: Polymorphism of Iron Wire (~20)
✅ Iron vs. steel
Words of the day: Grain, Grain Boundary, Defect, Slip plane

Now I can...

...tell you which properties of iron change when it goes through a solid-state phase shift.

9/16 LT: How do we alter the strength of metals?

Today we will:

Questions?
Quiz: Calorimetry (~10)
🔥 Lab: Anneal or Quench? (~50)
✅ Hydrogen Embrittlement (~20)
Words of the day: Interfacial defects, Anneal, Quench, Temper

Now I can...

...explain how and why you might make a metal brittle.

9/17 LT: How do we test the strength of materials?

Today we will:

Questions?
Lab: Rubber Bands (~30)
Intro Young's Modulus (~30)
✅Young's Modulus (~30)
Words of the day: Stress, Strain, Stress-strain curve

Now I can...

...correctly calculate Young's modulus for any substance.

9/18 LT: How do we test the strength of materials?

Today we will:

Questions?
Lab: Tensile Strength of Metals (~50)
✅ Stress and Strain curves (~30)
If time: 🎬 Watch Pinching Titanium (~30)
Words of the day: Stress, Strain, Fatigue

Now I can...

...correctly calculate Young's modulus for any substance.

9/21 LT: What happens when metals are mixed?

Today we will:

Questions?
Metal Phase Alloys (~30)
- Play-doh
- BB Boards
🔥 Lab: Brassing a Penny (~30)
✅ Shape Memory Alloys (~30)
Words of the day: Substitutional alloy & Interstitial alloy

Now I can...

...explain how the properties of an alloy are different from those of either material in the mixture.

9/22 LT: How can we apply the properties of alloys?

Today we will:

Questions?
- Quiz: Young's Modulus (~10)
🔥 Lab: Nitinol Wire (~30)
🎬 Secrets of the Samurai Sword (~50)

Now I can...

... tell you how a shape memory alloy works and 3 places they are used in my life.

9/23 LT: How can we apply the properties of alloys?

Today we will:

Questions?
Lab: Tin Lead Solder (~40)
✅ Tin Supply Chain
Words of the day: Phase Change, Solder

Now I can...

...interpret a solid-state phase diagram.

9/24 LT: What do I know about Metals?

Today we will:

Questions?
✅ Reading Phase Diagrams (~30)
Metals Review (~50)

Now I can...

...study for my metals exam.

9/25 LT: What do I know about Metals?

Today we will:

Questions?
Metals Exam (~30)
- MC
- Essay
- Lab Practical
🎬 Why Ships Sink (~50)

Now I can...

...tell you what I know about metals.

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