1. 6 th grade Final Quiz 1 January 7, 2008

2. What must be true of a conclusion formed from a controlled experiment? a.A conclusion must state that the data support the hypothesis. a.A conclusion must state that the data support the hypothesis. b.A conclusion must state that the hypothesis was incorrect. b.A conclusion must state that the hypothesis was incorrect. c.A conclusion must be reached for every experiment. c.A conclusion must be reached for every experiment. d.A conclusion must relate the data to the hypothesis. d.A conclusion must relate the data to the hypothesis.

3. Which scientific skill are you using when you see that the sky is cloudy? a.making an observation a.making an observation b.making an inference b.making an inference c.posing a question c.posing a question d.drawing a conclusion d.drawing a conclusion

4. Which of the following units of measurement is a scientist most likely to use? a.pounds a.pounds b.meters b.meters c.miles c.miles d.square feet d.square feet

5. A controlled experiment is designed to test a.a conclusion. a.a conclusion. b.a hypothesis. b.a hypothesis. c.data. c.data. d.a measurement. d.a measurement.

6. A scientific explanation that can be tested by observation or experiment is a(n) a.inference. a.inference. b.simulation. b.simulation. c.variable. c.variable. d.hypothesis. d.hypothesis.

7. A scientific law is a statement that describes a.the laws that all scientists must obey. a.the laws that all scientists must obey. b.what scientists expect to happen every time under a particular set of conditions. b.what scientists expect to happen every time under a particular set of conditions. c.what scientists expect to happen if their theories are correct. c.what scientists expect to happen if their theories are correct. d.how controlled experiments are conducted. d.how controlled experiments are conducted.

8. Your teacher hands out a copy of a laboratory experiment. What is the first thing you should do to conduct the experiment safely? a.Obtain and open any materials described in the experiment. a.Obtain and open any materials described in the experiment. b.Review the lab and the safety procedures with your teacher. b.Review the lab and the safety procedures with your teacher. c.Mix your materials with those of another group to save time. c.Mix your materials with those of another group to save time. d.Begin heating any materials that will need to be hot. d.Begin heating any materials that will need to be hot.

9. A plant growing toward light is an example of a.reproduction. a.reproduction. b.a response. b.a response. c.a stimulus. c.a stimulus. d.development. d.development.

10. Which of the following do all living things need to survive? a.water a.water b.oxygen b.oxygen c.sunlight c.sunlight d.carbon dioxide d.carbon dioxide

11. Which is the most abundant chemical found in living cells? a.water a.water b.carbohydrates b.carbohydrates c.proteins c.proteins d.nucleic acids d.nucleic acids