1) Which statement best defines metallurgy?
a metal made by combining two or more metallic elements, designed to improve the quality of the compound
the protection of the environment, workers, and local communities during the process of metal extraction and use
a blast of hot compressed air introduced into a smelting furnace to create industrial metals
the science and technology of metals, including its properties, extraction, and uses
2) Engineers in California want to build a structure that can withstand earthquakes. Which iron alloy should they use?
iron plus nickel for corrosion resistance
iron plus carbon for strong but lightweight steel
iron plus chromium for hardness
iron plus vanadium for shock absorption
3) Which option is the least likely use for a blast furnace?
to minimize emissions during smelting
to create alloys from multiple metals
to separate impurities from metals
to smelt metal into workable forms
4) Humans have been smelting ore for thousands of years. Ancient humans smelted ore to make all but which of the following?(1 point)
jewelry
tools
weapons
wiring
5) Which phrase best describes ore?
the properties and uses of a metal
the impurities separated from metal
two or more metals combined to make a better product
rock from mining that contains a valuable mineral
My answers
D
B
A
D
D
6 answers
2. iron plus vanadium for shock absorption
3. to minimize emissions during smelting
4. Wiring
5. rock from mining that contains a valuable mineral
Took the test already and these are the answers
5) Why is loosely bonded cast iron considered good to cook with, but not good for building?
C. It is too brittle to build with, but the flakiness adds iron to foods to combat anemia.