"What causes refraction? 1. The existence of different colors of light 2. None of these 3. The speed of light being higher than c in some media 4. The difference in the speed of light in different transparent media 5. Reflection"

From center station, a train departs every 30 minutes on the fast line and a train departs every 50 minutes on the state line. if two trains depart from center station at 8: 00 a. m., one on each of the two lines, what is the next time that two trains, one on each line, will depart at the same time?

Select the correct answer from each drop-down menu. compared to its surroundings, the concentration of solutes is low inside a cell. so, the cell is with respect to its surroundings. a particular solute in this cell uses energy for its transport from the cell to its surroundings. this type of transport is called

Drag each item into the proper state of matter category.