What happens to material that is hotter than its surrounding material deep within the Earth?
A. The hot material moves slowly down toward the core.
B. The hot material slowly moves up toward the surface.
C. Nothing. The hot material doesn't move at all.
Answer: B
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Is aging primarily an example of a physical or chemical change?
A. Aging cannot be classified as either a physical or chemical change. B. Aging is an example of a physical change since it involves our physical bodies getting older each day. C. Aging is an example of a chemical change involving the chemical reformation of our biomolecules. D. None of the above is true.
What characteristic of a tsunami allows it to pass unnoticed beneath ships at sea?
a. deep trough b. high crest c. short wavelength d. short period e. lack of steepness
Discuss challenges presented by the landforms and climate in Russia
What will be an ideal response?
Warm periods that occur between glacial advances are referred to as ____________________
Fill in the blank with correct word.