Chapter 1 Review Name ____________________________________
Period _______ Date ________________________
1. Match the project to the appropriate field of chemistry (inorganic chemistry, organic chemistry, biochemistry, analytical chemistry, or physical chemistry).
a. Determine the composition of a moon rock sample. ________________________
b. Do research on making a new medicine to treat high blood pressure. ________________________
c. Investigate ways to regulate the
rate of gasoline burning in an
automobile engine. ________________________
d. Develop a plastic that can be decomposed by bacteria. ________________________
e. Improve the method for extracting iron from iron ore. ________________________
2. Classify the following examples as examples of pure chemistry or applied chemistry.
a. developing a shampoo to be used with dry or damaged hair ________________________
b. determining the conditions required for materials to burn ________________________
c. figuring out the general structure of materials such as cotton and silk ________________________
d. designing a large-scale method for producing nylon ________________________
3. One cold morning your car does not start. Make two hypotheses about why the car will not start.
4. Answer the following in standard exponential form.
5. a. Propose a hypothesis for the following observation. Moisture forms on the outside of a cold glass.
b. Describe an experiment that you could do to test your hypothesis.
6. Discuss the statement “No theory is written in stone.”
7. Apples are selling for $1.50 a pound. Each apple weighs, on average, 0.50 pounds. You have $6.00. How many apples can you purchase? (Show your work)
Match the description with the correct word
_____ 8. the pursuit of chemical knowledge for its own sake
_____ 9. the means by which a society provides its members with those things needed and desired
_____ 10. the science concerned with the composition of matter and the changes that matter undergoes
_____ 11. field of chemistry that is concerned with the composition of matter
_____ 12. describe an object that can be seen only under magnification
_____ 13. the study of essentially all chemicals containing carbon
_____ 14. field of study that is concerned with the chemistry of living organisms
_____ 15. a logical approach to the solution of scientific problems
_____ 16. applies science to the production of biological products or processes
_____ 17. information obtained directly by using your senses
_____ 18. a method of testing a hypothesis
_____ 19. variable that one changes during an experiment
_____ 20. a proposed explanation for what is observed
_____ 21. a well-tested explanation for a broad set of observations
_____ 22. describes many observations but does not explain them
B. organic chemistry
C. pure chemistry
D. analytical chemistry
I. scientific method
K. scientific law
O. manipulated variable
Answer the following questions in the space provided.
23. Classify each step in the following application of the scientific method as an observation, a hypothesis, an experiment, or a scientific law.
a. An iron ball falls to the ground when you drop it. ________________________
b. Earth is a giant magnet, which attracts iron objects. ________________________
c. An iron ball and a piece of wood are dropped from the same height. ________________________
d. The iron ball and wood fall at the same rate. ________________________
e. Gravity attracts every object in the universe to every other object. ________________________
24. What level of thinking is required for questions 8-22? Explain
25. What level of thinking is required for question 23? Explain.
Write the answers to the Standardized Test Prep Questions (pg. 37)
____ 1. 8. _________ 11. ___ ___ ________ 14. ___ ___ ________
____ 2. 9. _________ 12. ___ ___ ________ 15. ___ ___ ________
____ 3. 10. ________ 13. ___ ___ ________