If plate tectonics is what builds up Earth's mountains and continents, then what process tears them down?
a. convection
b. volcanism
c. cratering
d. erosion
e. accretion
d
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An 8 kg object moving with an initial velocity of 4 m/s comes to rest due to friction after it travels a horizontal distance of 10 m
If the initial speed of the object is doubled, what distance will it travel before coming to rest? Use g = 10 m/s2. A) 10 m B) 20 m C) 30 m D) 40 m E) 80 m
How does surface tension affect heat pipe performance?
What will be an ideal response?
Relate black holes in the early galaxies to quasars
What will be an ideal response?
Spectral lines are often referred to as the stars' "fingerprints" because:
A) fingerprints also consist of individual lines that make a pattern. B) both are unique to their source. C) both can be easily categorized. D) both are characteristic of the individual that produced them. E) All of these are correct.