1. Scientific Method and Measurement REVIEW

2. The amount of space an object takes up is… a. Massb. Volume c. Densityd. length Answer: b

3. The basic unit of length is… a. Meter b. Gram c. g/mL d. mL Answer: a

4. Which is a unit for volume? A. Meterb. Grams C. Cm 3 d. g/mL Answer: C

5. Mass is the amount of _____ in an object. A. Matterb. Space c. Changed. volume Answer: a

6. The variable that you change in the experiment. Also called the manipulated variable. A. ControlledB. Dependent C. Independent D. Responding Answer: C

7. The formula for finding the volume of a regular solid object is… a. M/Vb. L/W c. M x Vd. L x W x H Answer: d

8. A theory is… a. Logical explanation for events in nature b. Hypothesis which has survived many tests c. A conclusion to a problem d. The data obtained during an experiment Answer: a

9. What is the closest measurement of this… a. 9 mL b. 9.5 mL c. 9.7 mL d. 10 mL Answer: c

10. Which is the correct order for the scientific method? A. State the problem, conclusion, perform the experiment B. Perform the experiment, record and analyze data, form a hypothesis C. Research, write a hypothesis, perform the experiment Answer: C

11. Which instrument is used to obtain length? A.B. C. D. Answer: B

12. Which is NOT true about the metric system? A. Most popular B. Used everywhere C. Easy to use D. based on powers of 10 Answer: b

13. A gram is similar to a. quart b. paperclip c. point of a pencil d. 2 pounds Answer: b

14. Which example would represent “stating the problem” in the scientific method? A. Adding calcium to the soil of a plant will make grow taller. B. Will adding calcium to the soil of a plant make it grow taller? Answer: B

15. Which is freezing? A. 100 C B. 212 F C. 373K D. 0 C Answer: D

16. This is used for finding… a. Volume b. Length c. Density d. area Answer: c

17. b An idea, system, or math expression that is similar to the idea being explained (used when the real thing cannot be seen) a. graphb. model c. densityd. Units

18. a What is the volume of the rock in the picture? a.3 mL b.b. 11 mL c. 14 mL d. 25 mL

19. c Which is the most important element to include in a conclusion a.restating the problem b. a list of materials used c.discussion of the hypothesis d. a list of procedures

20. 1= identify a question or problem 2= Form a hypothesis 3= Perform a controlled experiment 4=analyze Put the following steps of the scientific method in order (1 = first, 4 = last) ____ Perform a controlled experiment ____ Identify a question or problem ____ Analyze results and draw conclusions ____ Form a hypothesis