Tomar los siguientes elementos y hacerlos reaccionar con el oxigeno y nombrarlos con las tres nomenclaturas: astato
azufre
telurio
hierro
cromo

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

Joseph has hypothesized that sound travels in waves. if he were following the scientific method, what should he do next? a. ask a question. b. test the hypothesis. c. study the results. d. tell other scientists about his hypothesis.

Particle model to predict what will happen if a sharp object creates a hole in the soccer ball