Electron microscopes can reveal detail a. only in specimens that are still alive. b. about the different colors of cell structures. c. of cell structures only once they are strained. d. 1000 times smaller than those visible in light microscopes.

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

When ash and dust begin to settle on the ground, they eventually become compacted by

Which contributions did galileo make to the model of the solar system? check all that apply. a mathematical model for the orbits of the planets scientifically accurate data on planetary orbits data that showed that planets reflected sunlight similar to earth's moon up the idea that stars are other suns that do not move u observations of the moons of jupiter rotating around the gas giant