____________________ Techniques Are Used When It Is Too Expensive or Dangerous

question 18

Short Answer

____________________ techniques are used when it is too expensive or dangerous to experiment with real systems.

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Definitions:

Copper

A reddish-brown, malleable, ductile metallic element with high electrical and thermal conductivity, used in a wide variety of applications.

Metals

Metals are elements that are good conductors of electric current and heat, have a shiny appearance, and are malleable and ductile.

Mg

Mg is the chemical symbol for magnesium, a lightweight, silvery-white metallic element that is essential for human biology.

K

The symbol for potassium, an essential mineral and electrolyte in the human body, or alternatively, the symbol for the kelvin, a unit of temperature.