Question

I. 2. 3. 4. s. Describe a scientific theory and a scientific law. (Use examples) How do scientists come up with hypotheses? Why is technology important? List at least three important safety rules to follow when conducting science experiments or activities. The lowest energy level of an atom is filled. Its second level contains three additional electrons. What type of atom is it? Explain your answer. Contrast the changes in a crystalline solid as it is heated to those in an amorphous solid that is heated Rubbing alcohol has a slightly lower boiling point than does water. In which liquid are the cohesive forces 6. . 7. greater? Explain your answer