Air within the soil is usually saturated with water vapor and rich in ________
A) oxygen
B) argon
C) carbon dioxide
D) aluminum
E) silicon
Answer: C
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The inner core is solid because
A) it is composed of iron and nickel. B) the surrounding outer layers act as a blanket to insulate the core. C) pressure from the weight of the surrounding layers prevents the inner core from melting. D) None of these, for the inner core is not solid, but liquid.
Water has the ability to filter out wavelengths of the sun's ultraviolet radiation that would harm some aquatic organisms
Indicate whether the statement is true or false
Which of the following factors enables the existence of liquid water on the Earth's surface?
What will be an ideal response?
Angular blocks of country rock that get included in an intrusive magma body are called:
What will be an ideal response?