Examine the image below before answering this question. D represents a magma chamber.
Which relative time principle assumes that D is younger than G?
A. Original horizontality
B. Superposition
C. Cross-cutting
D. Inclusions
Answer: C
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John Harrison’s chronometer (a clock giving Coordinated Universal Time) lost 5 seconds during the 81-day voyage from England to Jamaica. Given that Earth rotates through 15° in 1 hour, how many degrees of longitude would the ship be off, with an error of 5 seconds? How many kilometers and miles would that be, assuming 111 km per degree of longitude?
What will be an ideal response?
How does a glaciated mountain valley differ in appearance from a mountain valley that was not glaciated?
What will be an ideal response?
The biggest environmental issue facing the human race is sustain ability.
Answer the following statement true (T) or false (F)
A floating leaf oscillates up and down two complete cycles in 1 s as a water wave passes by. The wave's wavelength is 10 m. What is the wave's speed?
A) 2 m/s B) 10 m/s C) 20 m/s D) 40 m/s E) more than 40 m/s