Radio waves are primarily used to

Why doesn't heat added to water make the tempature rise above 100c

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?

Which set of characteristics best describes igneous rock? a) largest type of rock, made of organic matter, hardest type of rock b) least abundant type of rock, made of other rocks, made mostly of minerals c) found on all continents, contains wavy bands of stripes, contains fossils d) most abundant type in earth's crust, made of magma/lava, contains no fossils