Current models of the gasoline-electric car
a. may get up to 30 miles per gallon on the freeway
b. get up to 51 miles per gallon
c. cannot be used in wet weather
d. do not have the ability to climb steep hills
e. get up to 35 miles per gallon
B
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The threat of global warming can be addressed by
a. using energy more efficiently b. reducing deforestation c. slowing population growth d. all of these answers e. shifting to renewable resources
Imagine you are handed a mineral sample. It breaks with a conchoidal fracture but displays no cleavage. It does not react with hydrochloric acid, is a light pink color, and has a nonmetallic luster
It is harder than a streak plate, and has a specific gravity of 2.65. What mineral is it? A) olivine B) potassium feldspar C) calcite D) quartz
Which of the following biomes tends to be dominated by coniferous trees?
A) Tropical moist broadleaf forest B) Boreal forest C) Temperate broadleaf forest D) Mediterranean forest
You examine an igneous rock that has mineral grains which are 2.5 cm in size (large), and are primarily dark green and black color. Which statement concerning the rock is not accurate?
A. A likely rock name for this specimen would be a gabbro. B. The textural classification of the rock would be coarse grained. C. This rock likely has minerals with chemical elements like iron and magnesium in them. D. The composition of the magma that formed this rock would be Felsic. E. This rock would be classified as a plutonic rock.