List 7 Physical properties of minerals that are most useful in identifying minerals.
What will be an ideal response.
Answer: Color, luster, streak, hardness, cleavage, fracture, specific gravity, and crystal form are the most useful physical properties for identifying most minerals. Other properties such as reaction with acid, magnetism, tenacity, taste, odor, feel, and presence of striations
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A wave moves in a rope with a certain wavelength. A second wave is made to move in the same rope with twice the wavelength of the first wave. The frequency of the second wave is _______________ the frequency of the first wave
a. 1/2 b. the same as c. 2 times d. unrelated to
Which of the following locations would receive the most incoming solar radiation at noon during the spring equinox?
What will be an ideal response?
How much kinetic energy does a 0.30-kg stone have if it is thrown at
A) 290 J B) 580 J C) 440 J D) 510 J
Most spiral galaxies have rotation curves that
A) decrease rapidly with increasing radius in the disk, indicating no dark matter is present. B) increase drastically with increasing radius. C) decrease rapidly with increasing radius in the disk, indicating the presence of dark matter. D) stay constant out to large radii in the disk, indicating that no dark matter is present. E) stay constant out to large radii in the disk, indicating the presence of dark matter.