What color is fully transmitted in common window glass?
A) red
B) yellow
C) green
D) blue
E) all of the above
Answer: E
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A(n) _________material has a small positive magnetic susceptibility that approaches zero at zero kelvin, increases with increasing temperature, reaches a maximum, and then is paramagnetic with further increases in temperature.
Fill in the blank(s) with the appropriate word(s).
Which of the following statements is not an observed pattern of motion in our solar system?
A) Most planets orbit at the same speed. B) All planets orbit the Sun in the same direction. C) Most planetary orbits lie nearly in the same plane. D) Most planets rotate in the same direction in which they orbit. E) Almost all moons orbit their planet in the same direction as the planet's rotation.
Molecular Bonds: In general, which of the following is usually the strongest bond?
A. hydrogen bond B. van der Waals bond C. ionic bond
Why is Neptune denser than Saturn?
A) It has a different composition than Saturn, including a higher proportion of hydrogen compounds and rocks. B) It has a greater proportion of hydrogen than Saturn. C) The extra mass of Neptune compresses its interior to a greater extent than that of Saturn. D) Its hydrogen is molecular, whereas Saturn's hydrogen is atomic. E) It is not denser than Saturn.