Which of the following could be considered a scientific statement? cookies are better than cake. nancy observed that butterflies prefer the yellow flowers. yellow is an ugly color. chocholate is the best flavor ice cream.

4. who was the first one to measure the speed of light and conclude that it is finite? 5. who was the first philosopher who thought the speed of light is finite? 13. what is the speed of light numerically? 14. give an example of something moving faster than light 15. give an example for some particles or waves that

Explain why electric current cannot exist if a current doesn't have a voltage source.

Acid precipitation chemically weathering a 5.0-kg limestone rock . which coukd be the result ?