1. < BackNext >PreviewMain Which of the following SI units would a scientist use to express the mass of an object? A liters B kilograms C cubic meters D meters March 29, 2010 Metric Monday

2. < BackNext >PreviewMain 1. What must a scientist always be sure of? A that observations meet expectations B that records of observations are accurate C that observations are supported by opinions D that observations prove that a hypothesis is true Scientific Method CRCT Preparation

3. < BackNext >PreviewMain 1. What must a scientist always be sure of? A that observations meet expectations B that records of observations are accurate C that observations are supported by opinions D that observations prove that a hypothesis is true CRCT Preparation Scientific Method

4. < BackNext >PreviewMain 2. Which of the following physical properties does a graduated cylinder determine? A the density of an object B the mass of an object C the volume of an object D the temperature of an object CRCT Preparation Scientific Method

5. < BackNext >PreviewMain 2. Which of the following physical properties does a graduated cylinder determine? A the density of an object B the mass of an object C the volume of an object D the temperature of an object CRCT Preparation Scientific Method

6. < BackNext >PreviewMain 3. When does the scientific community accept the results of a scientific experiment? A when other scientists have carefully reviewed the completed experiment B before the results of an experiment have been communicated C after a hypothesis has been developed D during data gathering CRCT Preparation Scientific Method

7. < BackNext >PreviewMain CRCT Preparation 3. When does the scientific community accept the results of a scientific experiment? A when other scientists have carefully reviewed the completed experiment B before the results of an experiment have been communicated C after a hypothesis has been developed D during data gathering Scientific Method

8. < BackNext >PreviewMain 4. Why do scientists sometimes communicate different results about the same topic? A Not all scientists use scientific methods. B The results of scientific experiments can never be reproduced. C Scientists support only their own opinions. D Scientific data can be interpreted in different ways. CRCT Preparation Scientific Method

9. < BackNext >PreviewMain CRCT Preparation 4. Why do scientists sometimes communicate different results about the same topic? A Not all scientists use scientific methods. B The results of scientific experiments can never be reproduced. C Scientists support only their own opinions. D Scientific data can be interpreted in different ways. Scientific Method

10. < BackNext >PreviewMain CRCT Preparation 5. What do scientists do when the results of an experiment do not support a theory? A Scientists conduct further experiments. B Scientists reject the results of the experiment. C Scientists reject the theory. D Scientists change the scientific method. Scientific Method

11. < BackNext >PreviewMain CRCT Preparation 5. What do scientists do when the results of an experiment do not support a theory? A Scientists conduct further experiments. B Scientists reject the results of the experiment. C Scientists reject the theory. D Scientists change the scientific method. Scientific Method

12. < BackNext >PreviewMain CRCT Preparation 6. Why do scientists keep accurate records of their data and share their data with other scientists? A The data support the scientists’ hypothesis. B The data can be analyzed by other scientists. C The data prevent experiments from having to be repeated. D The data will help all scientists to reach the same conclusions. Scientific Method

13. < BackNext >PreviewMain CRCT Preparation 6. Why do scientists keep accurate records of their data and share their data with other scientists? A The data support the scientists’ hypothesis. B The data can be analyzed by other scientists. C The data prevent experiments from having to be repeated. D The data will help all scientists to reach the same conclusions. Scientific Method