Iodine turns black when it comes in contact with * water
carbon dioxide
oxygen
starch

Aflashlight battery is an example of a) potential energy b) kinetic energy c) thermal energy d) solar energy

What best describes the structure of the declaration of independence?

Which best describes the scientific method? a. a path of clearly defined steps that must be followed in a particular order b. a possible answer to a scientific question based on knowledge or research c. the recipe for how to conduct an experiment that must be followed precisely d. the process of hypothesis and testing through which scientific inquiry occurs