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DPM Review December 2021

Total questions: 100

Worksheet time: 2hrs 45mins

Name
Class
Date
1.

Which of the following is considered an element?

a)

CO

b)

N

c)

NaCl

d)

HCl

2.

How many different elements make up the compound FeO?

a)

1

b)

2

c)

3

d)

4

3.

What elements make up NaCl (Salt)?

a)

Sodium and Carbon

b)

Sodium and Chlorine

c)

Nitrogen and Carbon

d)

Nitrogen and Chlorine

4.

Which characteristics describe elements?

a)

cannot be broken down into other substances

b)

two or more elements chemically combined

c)

pure substance represented by chemical symbols

d)

carbon dioxide, salt and water are examples

5.

What is a compound?

a)

A compound consists of two or more substances chemically bonded in a set ratio

b)

A compound consists of only one type of atom.

6.

The diagram represents?

a)

Element

b)

Compound

c)

Mixture of Elements

d)

Mixture of Elements and Compounds

7.

Which example represents a pure element?

a)

A

b)

B

c)

C

8.

Which model(s) correctly represent(s) an element?

a)

1

b)

2

c)

3

d)

4

9.

Which picture is an example of a mixture?

a)

First picture

b)

Middle picture

c)

Last picture

d)

All of them

10.

What elements are in the compound K2CO3?

a)

Keratin,Copper,Oxygen

b)

Potassium,Copper,Oxygen

c)

Potassium,Carbon,Oxygen

d)

Keratin,carbon,Oxygen

11.

What elements are in the compound NH4Cl?

a)

Nitrogen,Hydrogen,Carbon,lithium

b)

Nitrogen,Hydrogen,Chlorine

c)

Nitrogen,Oxygen, carbon

d)

Hydrogen, Carbon,Chlorine

12.

According to the chemical formula shown below, all of the following elements are found in phosphoric acid EXCEPT –

a)

Potassium

b)

Sodium

c)

Phosphorus

d)

Oxygen

13.
Which of these is a property of metals?
a)
Malleable
b)
Good Insulator
c)
Dull
d)
Very brittle
14.
Which of the following is typically a good conductor of heat?
a)
Metal
b)
Nonmetal
c)
Metalloid
15.
Some characteristics of a metal are that it is malleable and ductile.
a)
TRUE
b)
FALSE
16.
Iron is a good conductor, malleable and magnetic. What type of element is Iron? 
a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Pretty
17.
Which elements are found on the left to middle of The Periodic Table? 
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Candles
18.
Silicon is a semiconductor and has properties of both metals and nonmetals. What type of element is Silicon? 
a)
Metal
b)
Nonmetal
c)
Metalloid
d)
Pretty
19.
Which elements are found on the right side of The Periodic Table?
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Water
20.
Which elements are found on the right side of The Periodic Table?
a)
Metals
b)
Nonmetals
c)
Metalloids
d)
Water
21.
Which element is a metalloid?
a)
Titanium
b)
Selenium
c)
Potassium
d)
Polonium
22.
Which of the following is a good conductor of heat?
a)
Metal
b)
Nonmetal
c)
Metalloid
23.
All of the following would classify an element as a metal except?
a)
Dull
b)
Luster
c)
Malleable
d)
Hard
24.
Non-metals are good conductors of heat and electricity. 
a)
TRUE
b)
FALSE
25.

Metalloids are semi conductors of heat and electricity.

a)

TRUE

b)

FALSE

26.
Which of the following represents an element?
a)
H2O
b)
H2
c)
NaCl
d)
CaCO3
27.
Which of the following is not a compound?
a)
HCl
b)
Cl
c)
NaCl
d)
CO2
28.
How many elements are represented in the compound?
Na2CO3
a)
1
b)
2
c)
3
d)
4
29.
Malleability is ___________
a)
the way light is reflected off a surface.
b)
how well a piece of matter conducts electricity
c)
A.  the capability of being drawn out into thin wires or threads.
d)
the capability of being hammered out thin.
30.
Luster is ___________
a)
A.  the way light is reflected off a surface.
b)
A.  how well a piece of matter conducts electricity. 
c)
A.  the capability of being drawn out into thin wires or threads.
d)
A.  the capability of being hammered out thin.
31.
Conductivity is ___________
a)
the way light is reflected off a surface.
b)
how well a piece of matter conducts electricity. 
c)
the capability of being hammered out thin
d)
A.  the capability of being drawn out into thin wires or threads.
32.
Ductility is ___________
a)
A.  the capability of being hammered out thin.  
b)
A.  the way light is reflected off a surface.
c)
A.  the capability of being drawn out into thin wires or threads.
d)
A.  how well a piece of matter conducts electricity. 
33.
Brittleness is _________
a)
the capability of being broken.
b)
the capability of being bent.
c)
the capability of being stretched.
d)
the capability of being molded.
34.
One property of a nonmetals is that it is a good conductor of electricity?
a)
true
b)
false
35.
Which of the following properties refers to the ability of metals to be drawn into wires?
a)
A. malleability 
b)
B. compressibility
c)
C. ductility
d)
D. luster
36.
If a substance breaks easily, it is said to be ________________.
a)
A. Magnetic
b)
B. Brittle
c)
C. Conductive
d)
D. Ductile
37.
Anytime you see the word SEMICONDUCTOR - what substance do you have?
a)
Metal
b)
Nonmetal
c)
Metalloid
38.
Nonmetals occur to the ________of the dark zig-zag on the periodic table. 
a)
A. right
b)
B. middle
c)
C. left
39.
What are the three major categories of the periodic table?
a)
Alpha, Beta & Gamma
b)
Metals, Non-Metals and Metalloids
c)
Metals, Semi-metals and Metalloids
d)
Non-Metals, Semi-Metals and Metalloids
40.
Which of the following is a good conductor of heat?
a)
Metal
b)
Nonmetal
c)
Metalloid
41.
A substance that has luster, is brittle, and can't conduct electricity would be known as?
a)
A metal
b)
A non metal
c)
A metalloid
42.
Fluorine is used in many tooth pastes because it helps maintain healthy teeth.  At room temperature it is gaseous, and does not conduct electricity. Based off these properties, it would be classified as?
a)
A metal
b)
A non metal
c)
A metalloid
43.
Which of the following tells you that a chemical change may have occurred?
a)
Change Shape
b)
Melting
c)
Vaporizing
d)
Change in color
44.
What happens in ALL chemical changes?
a)
Change in state of matter
b)
A new substance is formed
c)
Bubbles are produced
d)
An explosion
45.
Is wood burning a physical or chemical change?
a)
Physical 
b)
Chemical
46.
Is milk going sour a physical or chemical change?
a)
Physical 
b)
Chemical
47.
Is Gatorade powder dissolving in water physical or chemical change?
a)
Physical 
b)
Chemical
48.
Is making orange juice a physical or chemical change?
a)
Physical 
b)
Chemical
49.
Is sharpening a pencil a physical or chemical change?
a)
Physical 
b)
Chemical
50.
Is copper tarnishing a physical or chemical change?
a)
Physical 
b)
Chemical
51.
Which of the following IS a clue that a chemical change has occurred? 
a)
State of matter change
b)
Size Change
c)
Change in temperature
d)
Shape change
52.

The way in which a metal reflects light

a)

streak

b)

luster

c)

hardness

53.

Students are looking at a element and the properties were: Dull, malleable and semiconductor, where will the element be found?

a)

1

b)

2

c)

3

d)

4

54.
When is it OK to eat or drink in the lab?
a)
Always
b)
Never
55.
What should you do if you break glass in the lab?
a)
Tell the teacher.
b)
Sweep up the glass.
c)
Pick up the glass with your hands.
d)
Ignore it; the teacher will clean it up when she sees it later.
56.
When should you tie back long hair or baggy clothing?
a)
When working with chemicals
b)
When working with a Bunsen burner
c)
When doing dissections.
d)
Any time you are working in the lab.
57.
Part of lab safety includes reading the lab procedure...
a)
before doing the lab
b)
while doing the lab
c)
after doing the lab
d)
only if you think you really need it
58.

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

59.
What is the volume of Object X?
a)
10.0 cm3
b)
15.0 cm3
c)
20.0 cm3
d)
25.0 cm3
60.
True or False:  The density of a specific type of material never changes.  
a)
True
b)
False
61.
What is the formula for density?
a)
density = mass x volume
b)
density = mass / volume
c)
density = mass + volume
d)
density = mass - volume
62.
Frank has a paper clip. It has a mass of 9g and a volume of 3cm3. What is its density?
a)
3 g/cm3
b)
1/3 g/cm3
c)
27 g/cm3
d)
39 g/cm3
63.

What is the density of the tennis ball?

a)

4 g/ml

b)

8 g/ml

c)

32 g/ml

d)

34 g/ml

64.
What is the volume of the fish?
a)
18.0 cm3
b)
6.0 cm3 
c)
38.0 cm3
65.
Why do ice cubes float in a  glass of water?
a)
the ice cubes are more dense than the water
b)
the water is more dense than the ice cubes
c)
the water is more dense than the glass
d)
the ice is more dense than the glass
66.
Which box has a greater density?  
a)
Box A
b)
Box B
67.
At which point is potential energy greatest?
a)
W
b)
X
c)
Y
d)
Z
68.
What kind of energy is in a rock at the edge of a cliff?
a)
Potential
b)
Kinetic
c)
Both potential and kinetic energy
d)
none of the above
69.
When a pendulum swings, at which point is kinetic energy highest?
a)
1
b)
2
c)
3
d)
4
70.
When a pendulum swings, at which point is potential energy at its greatest?
a)
1
b)
2
c)
3
d)
4
71.
Conservation of energy states that energy cannot be ________ or ________, but can be altered from one form to another.
a)
created, destroyed
b)
gravity, force
c)
heat, created
72.
At which point is kinetic energy greatest? 
a)
W
b)
X
c)
Y
d)
Z
73.
Which point has the most potential energy?
a)
G
b)
f
c)
b
d)
a
74.
Explain what happens to the potential energy of a rock as it falls off the side of a cliff.
a)
The kinetic energy decreases as the potential energy increases.
b)
The kinetic energy decreases as the potential energy decreases.
c)
The potential energy decreases as the kinetic energy increases.
d)
The potential energy decreases as the kinetic energy decreases. 
75.
A battery converts what type of energy to another?
a)
sound to kinetic
b)
light to heat
c)
mechanical to electrical
d)
chemical to electrical
76.
The glow sticks produce light for a short amount of time. The light from the glow stick is a conversion from what to what?
a)
thermal to light
b)
gravitational to potential
c)
radiant to electrical
d)
chemical to light
77.
__________ is an energy resource that WILL NOT run out in the next several hundred years.
a)
Renewable Energy Resource
b)
Nonrenewable Energy Resource
78.
__________ is an energy resource that WILL run out in the next several hundred years.
a)
Renewable Energy Resource
b)
Nonrenewable Energy Resource
79.
Coal is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
80.
Hyrdo Power is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
81.
Nuclear Power is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
82.
Natural Gas is a __________ energy resource.
a)
Renewable
b)
Nonrenewable
83.
Which of the following is a fossil fuel?
a)
Wind
b)
Coal
c)
Solar
d)
Biomass
84.
Petroleum and natural gas form from...
a)
strong winds
b)
cooled magma
c)
radioactive materials
d)
remains of plants and animals 
85.
The cleanest burning fossil fuel is ______.
a)
coal
b)
oil
c)
wind
d)
natural gas
86.

What energy transformation occurs in a match?

a)

Chemical to thermal to mechanical

b)

Thermal to Chemical to light

c)

Light to chemical to thermal

d)

Chemical to light to thermal

87.

Which energy source is most widely used in region 2?

a)

Biomass

b)

Natural Gas

c)

Solar

d)

Wind

88.
Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?
a)
Chemical to light
b)
Electrical to chemical
c)
Electrical to light
d)
Chemical to electrical
89.
What energy transformations take place when a battery-operated radio is in use?
a)
Electrical to chemical to light
b)
Sound to chemical to mechanical
c)
Chemical to electrical to sound
d)
Light to electrical to thermal
90.
People get energy from the food that they eat and transform that energy as they move. Which energy transformations occur as a student rapidly rubs the palms of his hands together?
a)
mechanical to thermal to electrical
b)
chemical to mechanical to thermal
c)
mechanical to chemical to sound
d)
chemical to sound to electrical
91.
Which of the following devices transforms electrical energy into mechanical energy?
a)
An e-reader
b)
a fan
c)
a manual pencil sharpener
d)
ipod
92.
When an object is moved up a ramp, you need _________ effort than if it is just picked straight up. 
a)
More
b)
Less
c)
same
93.
If I want to use the least amount of force neccessary, I would need a 
a)
long, steep ramp
b)
short, gentle ramp
c)
long, gentle ramp
d)
short, steep ramp
94.

A moving truck ramp is an example of

a)

a way to reduce force to load the truck

b)

a machine to increase the distance traveled to reduce the force needed

c)

an inclined plane

d)

all of the above

95.

You are standing by a campfire and you feel warm from the fire. Why?

a)

Conduction

b)

Convection

c)

Radiation

96.

You are standing by a campfire and the smoke is rising. Why?

a)

Conduction

b)

Convection

c)

Radiation

97.

You are standing by a campfire and you touch the rocks around the fire pit and your hand is hot. Why?

a)

Conduction

b)

Convection

c)

Radiation

98.

Thermal energy always moves from

a)

cold to hot

b)

hot to cold

c)

back and forth

d)

stays the same

99.

Warm air rises and the cool air sinks demonstrates this type of heat transfer.

a)

Conduction

b)

Convection

c)

Condensation

d)

Radiation

100.

The way in which a mineral reflects light

a)

streak

b)

luster

c)

hardness

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