Semester 1 Exam Review

Holt Chapter 1 Introduction to Science

1. Review all required reading sections and chapter questions.

2. Be familiar with all safety procedures.
3. Write out the basic (SI) units of measurement and use them correctly.
4. List the steps of the Scientific Method and apply these to various experiments.
5. Demonstrate mathematical skills in the use of scientific notation and significant digits.
6. Be able to read and interpret data from graphs.
7. Discuss why a professional scientist would repeat an experiment many times.

IPS Chapter 1 Volume and Mass

1. Review all required reading sections and chapter questions.
2. Exp. 1.1 Baking Soda: know the purpose for the apparatus and describe in full detail the results of this experiment.
3. Read scales accurately when measuring length, mass, and volume.
4. Describe the steps used to find the volume of an irregularly shaped object.
5. Be prepared to calculate the percent of air in sand & its applications. (Exp 1.4)
6. Discuss whether volume is, or can be conserved?

IPS Chapter 2 Mass Changes in a Closed System

1. Review all required reading sections and chapter questions.
2. Discuss the Conservation of Mass. (Exp 2.1 – 2.6)
3. Be able to determine the mass of a gas when given data.
4. Determine the best explanation for a gain or loss in mass; when salt is dissolved, ice melts, copper combines with sulfur, or a gas is produced.
5. Describe and interpret data from a histogram.
6. Restate and apply the Law of Conservation of Mass.
7. Demonstrate your knowledge of the difference between mass and volume; be able to apply this concept in a variety of situations.

IPS Chapter 3 Characteristic Properties

1. Review all required reading sections and chapter questions.
2. Identify which properties are considered characteristic properties.
3. Determine the freezing point, melting point, boiling point, and condensation point of a substance by reviewing graphs. ( Exp. 3.2 – 3.4)
4. Recognize how room temperature will appear on a graph.
5. Determine what state of matter (solid, liquid, or both solid & liquid) a substance is in from a cooling curve.
6. Compare and contrast the freezing point and melting point of a substance.
7. Compare and contrast the boiling point and condensation point of a substance.
8. Know what affect different volumes of a substance will have on a temperature vs. time graph.
9. Identify and use the formula to calculate density for solids, liquids, and gases (Exp. 3.8, 3.9, and 3.11).
10. List the common range of densities for a solid, a liquid, and a gas.
11. Determine whether an object will sink or float based on density.
12. Know what significant digits (figures) are and demonstrate how many significant digits should be in a numerical value.
13. Know how to identify a substance based on its characteristic properties.
14. Distinguish between a physical property and a chemical property.
15. Define a physical change and a chemical change; list examples of each.

Holt Chapter 6 Chemical Reactions

1. Know the difference between an element, a mixture, and a compound.
2. Review all the required reading sections and chapter questions.
3. Be able to write a correct chemical formula given elements.
4. Know how to balance an equation for a given set of reactions, and be able to
determine if a reaction is balanced.
5. Describe the difference between an endothermic and an exothermic reaction.

IPS Chapter 6 Compounds & Elements

1. Review all the required reading sections and chapter questions.
2. Define decomposition and synthesis.
3. Explain methods of decomposition.
4. Describe how a catalyst is used in a reaction. (Exp. 6.2)
5. Identify factors that affect the ratio when substances combine to form
6. Discuss what happens to the ratio when an excess quantity of a reactant exists.
7. Analyze graphical data for the synthesis of a product. ( Exp. 6.4)
8. Recognize and apply the Law of Constant Proportions and Conservation of
9. Read a separation chart to determine if a substance is an element, a mixture, or
a compound.

Holt Chapter 4 Atoms and the Periodic Table

1. Review all required reading sections and chapter questions.
2. Identify the subatomic particles in an atom, including the charge, location, and mass of each, and their relationship within the atom.
3. Correctly draw and identify the arrangement of the Bohr models for elements atomic number 1 – 20.
4. Define valence electron; determine the valence number of an atom.
5. Recognize the organizing principles of the Periodic Table of Elements.
6. Define an isotope.
7. Know the location of metals, nonmetals, metalloids/semiconductors on the Periodic Table.
8. Know the major families of the Periodic Table.

Holt Chapter 5 The Structure of Matter

1. Review all required reading sections and chapter questions.
2. Compare and contrast molecules, ions, and compounds
3. Recognize and determine the correct formula for compounds.
4. Distinguish between ionic and covalent bonding.
5. Recognize patterns in constant proportions. (Exp 8.4 FsR)
6. Use a model or a drawing to visualize the solution to a problem.
7. Determine the ratio of atoms per molecule when compounds are formed.
8. Calculate molecular mass.