Download Chemistry Unit Test Study Guide

Student Name ______________________________
Chemistry Unit
Midterm Exam Review
1. The basic unit of matter is ____________________________.
2. List three things that are not made up of matter and do not have mass:
3. What is the difference between a chemical change and a physical change?
4. Give one example of a chemical change.
5. Give one example of a physical change.
6. During the chemical reaction of baking soda and vinegar, bubbles appear.
What’s in the bubbles?
7. What is a reactant?
8. What is a product?
9. In a chemical reaction, what are the similarities between reactants and
products?
10. Balance the following equation:
CH4 + O2 ---------
CO2 +
H2O
Fe2O3 is the chemical formula for iron oxide (rust). Answer the following questions
using this formula.
11. How many different elements are used to make iron oxide?
12. How many atoms are needed to make iron oxide?
13. How many molecules are represented by this formula?
14. What does the Law of Conservation of Matter say?
15. What happened when we put steel wool into a flask and put a balloon over
it?
Student Name ______________________________
Midterm Exam Review
16. What happens to the weight of a glass of cold lemonade when all of the ice
melts?
17. What are the chemical symbols for the following elements?
a. Hydrogen
b. Oxygen
c. Iron
d. Sodium
e. Copper
You observe two beakers of water that each have 100 ml of water in them. One
contains very hot water and the other contains very cold water.
18. Which beaker has the greater mass? Why?
19. Which beaker has the greater volume, or are they the same? Why?
20. Which beaker has the greater density? Why?
21. The Periodic table consists of 18 columns called ___________________ and 7
rows called _______________________.
22. Protons have a __________________ charge. Neutrons have a
_________________ charge. Electrons have a __________________ charge.
23. Most of the elements on the periodic table are ___________________.
24. This group of elements got its name because it almost never reacts with other
elements. ____________________________________
25. How do you calculate volume?
26. How do you calculate density?
27. A glass marble has a volume of 5 cm3 and a mass of 13 g. What is the
density of the glass?
Student Name ______________________________
Dynamic Planet Unit
28. Define the following terms:
a. Convergent Plate Boundary:
b. Divergent Plate Boundary:
c. Transform Fault Boundary:
d. Subduction:
e. Refraction:
f.
Physical Model:
g. Conceptual Model:
h. Mathematical Model:
i.
Numerical Model:
j.
P wave (compressional wave)
k. S Wave (shear wave)
l.
Lithosphere
m. Asthenosphere
n. Convection:
o. Epicenter
p. Focus
Midterm Exam Review
Student Name ______________________________
q. Magma
r.
Midterm Exam Review
Trenches
s. Shadow Zones
t.
Continent-Continent collision zone
29. What is the difference between oceanic crust and continental crust?
30. What is the difference between the Earth’s crust and mantle? What are
the similarities?
31. List the Earth’s layers from the center to the surface.
32. What is the difference between the inner core and the outer core?
33. What can an earthquake on the sea floor produce?
34. What was the name of Alfred Wegener’s theory of horizontal movement
of the Earth’s crust?
35. What were the key points of this theory? What evidence did he have?
36. What was the name of Wegener’s proposed single super continent?
37. Why did scientists reject his theory?
38. The San Andreas fault is an example of what kind of plate boundary?
39. How fast do Earth’s lithospheric plates move in one year?
40. How are seismic waves on Earth detected?