2points
which characteristic of water allows it to absorb large amounts of energy
without a large rise in temperature?
o
a. its high specific heat
b. its fields of methane ice sheets
o
o
c. its hydrothermal vents
o
d. its low salinity
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A. Its high specific heat

radioactive decay occurs in unstable atomic nuclei – that is, ones that don't have enough binding energy to hold

the nucleus together due to an excess of either protons or neutrons.

in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

explanation: