If light behaved only as a wave, what would happen when light below the threshold frequency was shined onto the metal
surface?

Is this a single replacement reaction or there is no

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

What state of matter is ice a. liquid b. element c. solid d. gas