0.0387 kg of molten copper at its melting point (1083°c) is poured into a vat of water. how much heat must be removed to cool it to a solid at 22.0°c? (remember, it has to solidify first.) (unit=j)

Which statement is true for light passing into a medium that is more optically dense than the first medium through which it past

What is the order of the moon, earth, and sun in a lunar eclipse and a solar eclipse?

Abeverage can is made of 3004-h19 aluminum alloy (elastic modulus 69 gpa, tensile yield strength 285 mpa, density 2.72 g/cm^3). the dimensions on the can are approximated as a thin-walled cylinder with a height of 4.83 inches, diameter of 2.60 inches. empty the can has a mass of 14.2 g. determine: a. the wall thickness of the cylinder b. assuming a pinned-pinned condition what is the critical load? c. assuming a fixed-fixed condition what is the critical load?