Which of the following best explains why deforestation increases the risk of floods in an area?
A. Deforestation increases precipitation
B. Tree leaves catch and retain rainwater
C. Tree roots improve soil water retention
D. Trees is blocked her free flow water

Use the periodic table and your knowledge of isotopes to complete these statements. when polonium-210 emits an alpha particle, the child isotope has an atomic mass of 1-131 undergoes beta-minus decay. the chemical symbol for the new element is fluorine-18 undergoes beta-plus decay. the child isotope has an atomic mass of done intro donne