5. Briefly describe the phenomenon of coring, in terms of microstructure, and why it occurs
Briefly describe the phenomenon of strain hardening in terms of dislocations and strain field interactions.
Briefly explain why, upon solidification, an alloy of eutectic composition forms a microstructure consisting of alternating layers of the two solid phases. What is this structure called? What kind of effect does this structure have on the melting point of the alloy and why? (5 points)
Briefly explain why, upon solidification, an alloy of eutectic composition forms a microstructure consisting of alternating layers of the two solid phases. What is this structure called? What kind of effect does this structure have on the melting point of the alloy and why? (5 points)
4. Briefly explain why, upon solidification, an alloy of eutectic composition forms a microstructure consisting of alternating layers of the two solid phases. What is this structure called? What kind of effect does this structure have on the melting point of the alloy and why? (5 points)
17.20 Briefly describe the phenomenon of passiv-ity. Name two common types of alloy that passivate.
15. Ctenophores were once thought to be cnidarian. Briefly describe their differences in terms of major organ systems, and life history.(5 points)
What is the medical name for heartburn? Briefly describe, in your own words, why chest pain occurs in patients who have heartburn. Do you think chest pain could be related to more than just heartburn?
Development economists consider the phenomenon of child labor as an example of 'bad Discuss briefly any two alternatives to a complete ban on child 1 Distinguish between a tenant farmer and a sharecropper. Whose exposure to risk is greater and why?
5-11 Explain the phrase 'bacterial resistance'. Does this phenomenon qualify as evolution? Why or why not? Name and describe 2 examples of human infections that are caused by bacteria that exhibit resistance to some of our commonly used antibiotics. Example 1: Example 2: 5-12 Anthrax, a notoriously dangerous bacterium, is often common in soil. So why is it so dangerous? 5-13 When scientists contemplate possible life on Mars, they focus on the possibility of bacterial-like cells, not cells more complex....
Choose an organisation you are familiar with and briefly describe the organisation in terms of: Current products. Current market segments. Three potential new marketing opportunities.