4. What is a disadvantage of making a model? A model may represent a complex object or process. b model may lack important information. C There is not a sufficient variety of model types. D Most models are too large for practical use.

Balance this equation: n2 + h2 > nh3, write the following molar ratios: n2 / n2 / nh3 h2 /

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.

Identify a specific example for each type of technology