PLEASE HELP ASAP!
During a flood, many individuals in a population of gophers drowned. Which effect of an environmental change does this best illustrate?

death
extinction
adaptation
speciation

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.

When rutherford performed his metal foil experiment, he was surprised that most of the alpha particles

10 15 20 time (minutes) using the graph of data from this experiment, at which point was the light source most likely removed? ob