Download Chapter 4 and 5 study guide 2016-2017

Name _______________________________________ Period ____ Date _____________
Physical Science Review for Chapter 4 and 5 Test
1. A pure substance is where all of the ___________________ are the same.
2.
A substance that is made up of only one kind of atom is a(an)
3.
If an unknown substance CANNOT be broken down into simpler substances, it is
4.
What is the symbol for aluminum?
5.
The symbol for Lead is
6.
Which of the following is a mixture?
7.
A mixture that appears to contain only one substance is a(an)
8.
Which of the following is a heterogeneous mixture?
a. water in a swimming pool
c. a jar of mixed nuts
b. sugar water
d. stainless steel
9. You are about to open a container of soy milk but notice that there are instructions to “shake well before
serving.” The soy milk is most likely a _________________________
a. solution
c. colloid
b. pure substance
d. suspension
10.
Filtering or straining can be used to separate mixtures based on __________________________
11.
What method can be used to separate parts of a solution when the entire mixture can pass through a
filter?
12.
Each element is identified by a name and a short way of naming it called a ___________ ___________
13.
The Greek philosopher Democritus invented what word for a tiny piece of matter that cannot be divided?
14.
Describe Dalton’s model of the atom
15.
J.J. Thomson’s experiments provided evidence about two things about an atom, what are they?
16.
Rutherford’s gold foil experiment showed…
17.
In an atomic model that includes a nucleus, positive charge is where?
18.
Describe Rutherford’s model of the atom
19.
Which subatomic particle has a negative charge? _____________________________
20.
Describe the mass of each of the subatomic particles.
21.
Which number is unique for any element? _____________________________
22.
The number of protons and neutrons in one atom of an element is that element’s ___________________________
23.
To find the number of neutrons in an atom, you would subtract __________________ from ________________
24.
What is the difference between oxygen-17 and oxygen-18? ___________________________________________
25.
Water is considered to be the Universal ________________
26.
How is the atomic mass of an element determined?
a. Count the number of protons and neutrons in an atom of the element.
b. Use the atomic mass of the most abundant isotope.
c. Take a weighted average of the masses of the isotopes present in nature.
d. Average the atomic masses of all its isotopes.
27.
The substances in a(an) ____________________ mixture are evenly distributed throughout the mixture.
28.
In a(an) ____________________ mixture, the parts of the mixture are noticeably different from one another.
29.
____________________ is a process that could be used to separated dissolved particles from the liquid in a
solution.
30.
Protons and ____________________ are found in the nucleus of an atom.
31.
Neutrons and ____________________ have almost the same mass.
32.
If element Q has 11 protons, its atomic ____________________ is 11.
33.
The isotopes of an element contain different numbers of ____________________.
34.
A mixture where the parts will settle after a while is a ______________________
35.
The atomic mass unit (amu) is the mass of one ______________________
36.
In a solution, the part that does the dissolving is called the ______________________ and the part that gets
dissolved is the _____________________
37.
How many atoms are there in H2SO4? __________
38.
A mixture of metals is called an ____________________. Bronze is a mixture of copper and _____________
39 and 40.
What are the four forces involved in an atom? __________________________________,
_______________________________, _______________________________, __________________________
40. Describe the electromagnetic force.
41. Describe the strong force