Research suggests that laughter improves people’s emotional and physical well-being. Write a research-based essay to inform the reader about the positive effects of laughter on emotional and physical health. Properly cite research evidence to inform the audience about the topic. << read less stylesnormal.

Which of the following ideas did greek philosopher democritus contribute to the atomic theory? a. each object is made up of one atom, which varies in size from very small to very large. b. matter is composed of only one kind of particle, which can be easily destroyed. c. every element has a specific type of atom, which remains the same size in all forms of matter. d. all matter is composed of small particles, which combine to make larger objects.