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Trimester 2 Physical Science Final Review

Total questions: 70

Worksheet time: 2hrs 45mins

Name
Class
Date
1.
What two types of measurements make up DENSITY? 
a)
Mass and Volume
b)
Temperature and Mass
c)
Grams and Centimeters
d)
Volume and Weight
2.
Look at this image.  Which object has the LOWEST density in water? How? 
a)
The Ping Pong Ball because it floats to the top 
b)
The bolt because it has sunk to the bottom
c)
The soda cap because it is not just full of air like the Ping Pong ball
3.
Jack has a rock. The rock has a mass of 14g and a volume of 2cm3. What is the density of the rock?
a)
7 mL
b)
7 g/cm3
c)
28 g/cm3
d)
1/7 g/cm3
4.
If an object has a density of .6 g/mL and you put it into water, will it sink or float?  
a)
sink
b)
float
5.
If an object has a density of 3.6 g/mL and you put it into water, will it sink or float?  
a)
sink
b)
float
6.
Frank has an eraser. It has a mass of 4g, and a volume of 2cm3. What is its density?
a)
8 g/cm3
b)
2 g/cm3
c)
1/2 g/cm3
d)
24 g/cm3
7.
What units are used to measure mass?
a)
g
b)
cm3
c)
g/cm3
d)
cm3/g
8.
What is the formula for density?
a)
density = mass x volume
b)
density = mass / volume
c)
density = mass + volume
d)
density = mass - volume
9.
Calculate the density of the cube.
a)
2 g/cm3
b)
4 g/cm3
c)
6 g/cm3
d)
8 g/cm3
10.
What units are used to measure Density?
a)
cm3/g
b)
g
c)
g/cm3
d)
cm3
11.
What is this tool to get volume?
a)
triple beam balance
b)
ruler
c)
thermometer
d)
graduate cylinder
12.
a)

15 cm3

b)

50 cm3

c)

150 cm3

d)

180 cm3

13.

When you put an object in a graduated cylinder of water and measure how much the water level changed what is this process called?

a)

Relative Density

b)

Displacement

c)

Density

14.
When a substance changes from a liquid to a gas, energy is lost.
a)
True
b)
False
15.

The phase change when a solid becomes a liquid.

a)

freezing

b)

sublimation

c)

melting

d)

condensation

16.

The state of matter where particles are very spread out and moving quickly.

a)

gas

b)

liquid

c)

solid

d)

Helium

17.

As heat energy increases, temperature...

a)

increases

b)

decreases

c)

remains the same

d)

varies

18.
What state of matter has no definite volume and assumes the shape of its container?
a)
Solid
b)
Liquid
c)
Gas
19.
The drops of water that appear on the outside of a glass of cold juice on a warm day are an example of?
a)
Sublimation: A solid turning into a gas.
b)
Condensation: A gas changing to a liquid.
c)
Evaporation: A liquid changing to a gas.
d)
Deposition: A gas changing to a solid.
20.
Anything that has mass and takes up space is called ______.
a)
atom
b)
compound
c)
matter
d)
molecule
21.
Liquids and gases are similar because __________________________.
a)
they both take the shape of their container
b)
they both have their own shape
c)
liquids pour and gases don't
d)
liquids take the shape of the container but gases have their own shape
22.

What state/phase is the object likely from points A to B?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

23.

What is happening to the particles in the substance between points D and E?

a)

Melting

b)

Freezing

c)

Vaporizing

d)

Sublimating

24.

Where on the graph are phase changes taking place?

a)

1

b)

2

c)

3

d)

4

e)

5

25.
When the temperature of matter increases the particles...
a)
speed up and move closer
b)
speed up and move farther apart
c)
slow down and move closer together
d)
slow down and move farther apart
26.
A substance that contains only one type of atom is a(n)
a)
compound
b)
element
c)
heterogeneous mixture
d)
homogeneous mixture
27.
A mixture that appears to be evenly mixed throughout:
a)
an atom
b)
a compound
c)
a homogeneous mixture
d)
a heterogeneous mixture
28.

A mixture that does NOT appear to be evenly mixed throughout is ______.

a)

an atom

b)

a compound

c)

a homogeneous mixture

d)

a heterogeneous mixture

29.
If an unknown substance CANNOT be broken down into simpler substances, it is 
a)
a compound
b)
an element
c)
a homogeneous mixture
d)
a heterogeneous mixture
30.
NaHCO3 is an example of —
a)
an abbreviation
b)
a compound
c)
a mixture
d)
an element
31.
A substance made of only one type of atom is called —
a)
an element
b)
a mixture
c)
a compound
d)
a salt
32.
What is an example of an element?
a)
Oxygen
b)
Pure water
c)
Air
d)
Table salt
33.

Is salt (NaCI) a compound or an element?

a)

Compound

b)

element

34.
All matter is made of .....
a)
energy 
b)
atoms 
c)
air
d)
chemistry
35.
Carbon Dioxide is a ______ 
a)
compound 
b)
element 
c)
mixtures 
d)
Battle of Bunker Hill 
36.
Salt is a _________. 
a)
compound 
b)
element 
c)
mixture 
37.

What are the vertical columns on the periodic called?

a)

groups

b)

periods

38.

What are the horizontal rows on the periodic table called?

a)

periods

b)

groups

39.
The Modern Periodic Table of Elements is arranged by
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
40.
Sodium (Na) is found in group 
a)
1
b)
2
c)
3
d)
4
41.
What does the 6 represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol 
42.
What does 12.011 represent?
a)
atomic mass
b)
atomic number
c)
element name
d)
chemical symbol 
43.
These are found on the Periodic Table.
a)
Compounds
b)
Elements
c)
Mixtures
44.
The atomic number tells you what?
a)
number of electrons
b)
number of protons
c)
number of neutrons
d)
both electrons and protons in an atom.
45.
Elements which are shiny, conduct electricity and heat are called
a)
metal
b)
nonmetal
c)
metalloid
d)
nonexistent
46.
Which is an alkali metal?
a)
Magnesium
b)
Iron
c)
Sodium
d)
Europium
47.

Balance the following:

____ Fe + ____ Cl2 → ____ FeCl3

a)
1,1,2
b)
1,3,1
c)
2,2,3
d)
2,3,2
48.

Balance the following:

____ Al + ____ O2 → ____ Al2O3

a)
2,3,4
b)
4,3,2
c)
1,1,2
d)
2,1,1
49.

Which type of reaction is:

2 H3AsO4 → As2O5 + 3 H2O

a)
Synthesis
b)
Decomposition
c)
Single Displacement
d)
Combustion
50.

Which type of reaction is:

2 NH3 + H2SO4 → (NH4)2SO4

a)
Synthesis
b)
Decomposition
c)
Single Displacement
d)
Double Displacement
51.

Which type of reaction is:

3 Pb + 2 H3PO4 → 3 H2 + Pb3(PO4)2

a)
Synthesis
b)
Single Displacement
c)
Double Displacement
d)
Combustion
52.

Which type of reaction is:

Ag2S → S + 2 Ag

a)

Synthesis

b)

Decomposition

c)

Single Displacement

d)

Double Displacement

53.

Which type of reaction is:

2 K + MgBr2 → 2 KBr + Mg

a)
Synthesis
b)
Decomposition
c)
Single Displacement
d)
Double Displacement
54.

Which of the following reactions reactions would be classified as single replacement?

a)

____ P4 + ____ O2 --> ____ P2O3

b)

____ Al + ____ HCl --> ____ H2 + ____ AlCl3

c)

____ SO2 + ____ Li2Se --> ____ SSe2 + ____ Li2O

d)

____ K + ____ Cl2 --> ____ KCl

55.

Which type of reaction is:

2 NaBr + Ca(OH)2 → CaBr2 + 2 NaOH

a)

Synthesis

b)

Single Replacement

c)

Double Replacement

d)

Decomposition

56.

The products of a reaction have the same ________as the reactants.

a)

molecule

b)

atoms

c)

subscripts

d)

coefficients

57.

Chemical reactions

a)

create and destoy atoms

b)

only occurs outside living organisms

c)

occurs only in living organisms

d)

produce new substances

58.

Four substances were tested for pH, lemon juice (pH 2), baking soda (pH 9), bleach (pH 12), and milk (pH 6). Which of the following correctly lists the substances from most basic to acidic?

a)

lemon juice, milk, baking soda, bleach

b)

bleach, baking soda, milk, lemon juice

c)

milk, lemon juice, baking soda, bleach

d)

baking soda, bleach, lemon juice, milk

59.

Which of these is a property of acidic solutions?

a)

they taste sour

b)

they feel slippery

c)

they are in many cleaning products

d)

they taste bitter

60.

Acids are substances that release positively charges (a)   ions in water

61.

The (a)   scale measures the strength of acids and bases.

62.

Black coffee has a pH of 5. It is a ________ ____________

a)

Weak

b)

Strong

c)

Acid

d)

Base

63.

pH 14

a)

Weak

b)

Strong

c)

Acid

d)

Base

64.

What type of reation occurs between an acid and a base?

a)

Combustion

b)

Synthesis

c)

Neutralization

d)

Double Replacement

65.

What are the products of a neutralization reactions

a)

water

b)

salt

c)

acid

d)

base

66.
Select the name of the following acid: HCl
a)
Hydrochloric acid
b)
Chlorous acid
c)
Chloric acid
67.

What does pH measure?

a)

strength of an acid

b)

strength of a base

c)

strength of both acids and bases

d)

concentration of H+ ions

68.

As the pH of a solution gets lower, the solution becomes more _____.

a)

acidic

b)

basic (or alkaline)

c)

neutral

d)

ionic

69.

The pH of 4 solutions were measured in a lab. Which solution is the most acidic?

a)
b)
c)
d)
70.

A chemical reaction between an acid and a base, forming a salt and water is known as ____.

a)

ionization

b)

concentration

c)

neutralization

d)

animation

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