How efficient is a typical gasoline engine?
A. 65 percent
B. 50 percent
C. 25 percent
D. 85 percent
Answer: C
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By definition, an ore is a mineral rich in valuable metals. To be considered as an ore means that the
A. metals can be economically extracted to yield a profit. B. metals are extremely valuable. C. metallic minerals are very abundant. D. deposit is very rich and abundant in valuable metals.
Phil tosses a ball horizontally from a rooftop. One second after leaving his hand it drops a vertical distance of
A. 10 m. B. 15 m. C. 5 m. D. 20 m.
A climate that has hot, dry summers and cool, rainy winters is called _____________.
Fill in the blank(s) with the appropriate word(s).
Describe metamorphism in an aureole. Draw and label a picture of metamorphism surrounding a
granite pluton to show the zones that might surround an intrusion. What will be an ideal response?