Semester I Exam Review
8.1A – Safe practices in laboratory investigations.
1. If an accident occurs in the lab, who should you inform immediately and why?
2. Which tool should you use to put out a classmate that catches fire and why?
3. When using a fire extinguisher, what part of the fire should you aim at to properly put the fire out
and why?
8.3D – impact of research on scientific thought and contributions of scientist.
4. What is the name of the scientist who is credited with developing the model of an atom as a build up
of successive orbital shells of electrons?
5. Explain the contributions Sir Isaac Newton had on the study of force and motion.
8.4B – Preventative safety equipment.
6. What safety equipment should you use when dealing with chemicals in the lab?
7. Explain why it is important to wear closed toe shoes in the lab.
8. Pretend you are a teacher preparing your students for a lab you set up. Explain your lab, the safety
equipment and safety precautions your student should use to complete the lab.
8.5A- Structure of atoms, mass and sub particles.
5. Draw the structure of an atom according to Neils Bohr model and label each part?
6. What are the 3 subatomic particles and their charge?
7. What 2 subatomic particles are used to get the mass of an atom and where are they located?
8.5B – The role of Protons and valence electrons
8. Which subatomic particle determines the identity of an atom?
9. Which subatomic particle determines the chemical properties of an atom and where is it located?
10. Explain why the noble gases are the most stable, non-reactive, elements?
8.5C – Arrangement of periodic table.
10. Elements organized in vertical rows on the periodic table are called _________.
11. Elements organized in horizontal rows on the periodic table are called ____________.
12. Which group on the left side of the periodic table is the most reactive and why?
13. Which group on the nonmetal side of the periodic table is the most reactive?
14. Which group on the periodic table is the most stable and why?
15. Identify the element located in group 18 period1? Is this element reactive or non-reactive? Explain.
16. Identify the element located in group 17 period 3? Is this element reactive or non-reactive? Explain.
17. Give the group number and period where a metalloid is located.
USE THE FOLLOWING SECTION OF THE PERIODIC TABLE TO ANSWER QUESTIONS 18 and 19.
18. Which elements have the most similar chemical properties and why?
19. Which two elements have the same number of energy shells and why?
8.5D – Chemical formulas; substances and subscripts
USE THE FOLLOWING TABLE TO ANSWER QUESTIONS 17 – 20.
Chemical Formula
NaCl
H2O
CH4
C6H12O6
Substances
Salt
Water
Methane
Glucose
17. What substance does the chemical formula NaCl represent?
18. What elements are found in the chemical formula for glucose?
19. What is the total number of atoms found in glucose?
20. Add 2 as the coefficient for the chemical formula of methane. Explain what the new formula tells
you? What is the total number of atoms found in the new formula?
8.5E – Evidence of chemical reactions and formation of new substances with different properties
21. When mixing two chemicals without color, explain how you would know a chemical reaction
occurred?
22. Does a new chemical product have properties like the reactants?
8.5F- Recognize balanced equations using the law of conservation of mass.
23. Is it balanced: 2H2 + O2 -> 2H202? Explain how the Conservation of Mass Law applies?
8.6A – Unbalanced forces and how they affect speed and direction.
24. Draw a SPEED graph and an ACCELERATION graph. Where is the difference?
25. Compute F= ma ?
a. F? if m = 14 and a = 22.
b. a? if m = 14 and F = 166.
c. m? if a = 33 and F = 303.
8.6B – Differentiate between speed, velocity, and acceleration.
26. Explain the basic difference between speed, velocity and acceleration. Use drawings where
appropriate.
8.6C – Application of Newtons 3 Laws in real life situations.
27. Given a seat belt, amusement park ride and rocket, explain where Newton’s Laws are acting on the
object. Draw FORCE arrows.
8.9A – Historical evidence that supports plate tectonic theory.
28. What was the significance of Wegner’s Theory and the development of Continental Drift?
29. What are the limitations of a THEORY?
8.9B – Relate plate tectonics to the formation of crustal features.
30. Describe the features that are created at each BOUNDRY. Include the location of the feature. Ex:
Andes Mtn., crustal subduction at Convergent Boundry.
8.9C – Using topographic maps and satellite views to predict how land and erosional features will be
reshaped by weathering.
31.
Answer the following questions using the topographic map above:
32. Based on this model, is this a picture of
a. gentle hill
c. estuary
b. steep mountain
d. valley
33. Where is the easiest place to walk on this model? Why?