Which of the following can be characterized as a strong acid?
A) HNO3
B) H2SO4
C) both a and b
D) neither a nor b
C
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A cloud appears dark because it ____ more light than it ____
A) scatters; absorbs B) scatters; refracts C) absorbs; scatters D) absorbs; refracts
The giant tsunami that struck Indonesia in 1883 was caused by a(n)
A) volcanic eruption B) submarine landslide C) earthquake D) meteorite impact
The greatest potential for developing entirely new types of agricultural crops depends upon
A) bioengineering new combinations of wheat and rice. B) grafting together different plants into one new type of plant, such as a plant with tomatoes and sweet potato roots. C) thousands of plant species that occur only in the wild. D) our ability to identify and culture new types of animal pollinators.
________ is the process by which new mineral grains larger than the original mineral grains form as a result of metamorphic heat
A) Recrystallization B) Foliation C) Dissolution D) Metasomatism