10 POINTS IF ANSWER CORRECTLY. Which of the following is a negative impact of hydroelectric power?
Question options:

A. Hydroelectric power releases carbon dioxide into the air

B. Hydroelectric power doesn’t produce electricity reliably

C. Hydroelectric power uses up water

D. Hydroelectric changes ecosystems

I know it's not C cause I got it wrong on the test. I'm redoing the test so HELP

According to the theory of punctuated equilibrium, at what rate does speciation occur? species change depending on the rate of natural selection. after periods of stasis, new species evolve relatively rapidly. species change slowly and eventually form new species. some species change quickly and others change slowly to balance the overall rate.

(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.

To maintain asepsis when administering an injection, all parts of the syringe can be handled except the: