10 points
why don't x-rays, gamma rays, and most uv rays reach earth's surface?
th...
Biology, 02.10.2019 16:30 jpganeing555
10 points
why don't x-rays, gamma rays, and most uv rays reach earth's surface?
they don't have enough energy to travel that far.
the atmosphere blocks or absorbs them.
the wavelengths are too short to reach earth.
they are destroyed when older stars collapse.
Answers: 1
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The large ground finch obtains food by cracking seeds. what is its short, strong beak an example? a) tendency toward perfection b) adaptation of a species over time c) selective use and disuse of an organ over time d) scarcity of recourses
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