1. What is a total solar eclipse? How are the sun, earth and moon aligned when a total eclipse occurs.
2. What is a total lunar eclipse? How are the sun, earth and moon aligned when a total eclipse occurs.
3. How are they different?

(sorry it's long, I have to make a flipgrid on it.)

This class has taught you that the use of science and medicine in practical ways has become an international endeavor. one of the greatest examples of an international science accomplishment is which allows the profiling of human dna, useful not only to science but also medicine. a) forensic science b) the fbi c) the human genome project d) bioterrorism

What controls activities within a eukaryotic cell?

The “ecological footprint” left by a citizen of a developed nation is about four times larger than that left by a citizen of a developing nation. why is this the case?