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Worksheets3rd 9 Weeks Exam
Total questions: 179
Worksheet time: 15hrs 55mins
If a cube has a mass of 50 grams and a volume of 10cm3, what is its density?
10/50 = .2 cm3/g
10 x 50 = 500 gcm3
50/10 = 5 g/cm3
not enough information
A key is placed in a graduated cylinder with 60 cm3 of water. It makes the water level rise to 67 cm3. What is the volume of the key?
60 cm3
67 cm3
127 cm3
7 cm3
What is the density of water?
0 g/cm3
1 g/cm3
10 g/cm3
100 g/cm3
There are 24 cm3 Find the total mass.
A graduated cylinder is filled with water to a level of 40.0 mL. When a piece of copper is lowered into the cylinder, the water level rises to 63.4 mL. Find the volume of the copper sample.
If the density of the copper is 8.9 g/cm3 , what is its mass?
23.4 g
0.380 g
208 g
2.63 g
You think you have found a diamond. Its mass is 5.28 g and its volume is 2 cm3. What did you find?
Marble
Quartz
Diamond
Gold
Platinum
While digging in the backyard, you find an old coin. Its mass is 26.76 g and its volume is 3 cm3. What is the coin made of?
Marble
Quartz
Copper
Gold
Platinum
We can use density to identify substances because it is a
Chemical property
Physical Property
Characteristic Physical Property
Materialistic Property
What is the definition of MASS?
Anything that has mass and takes up space.
The measure of the gravitational pull on an object.
That amount of matter in an object.
What is the definition of MATTER?
A measure of gravitational pull on an object.
Anything that has mass and takes up space.
The measure of the size of an object.
Which one has more matter (therefore more mass)?
A bowling ball
A balloon
The measure of the gravitational pull on an object is called:
weight
mass
matter
The more mass an object has the ___________ weight it will have as a result.
less
more
An object's mass _________________________ changes.
always
never
Mass NEVER changes no matter the location of the object.
true
false
Weight is the measure of this pulling force on an object...
matter
gravity
volume
Which would have the MOST mass?
A bicycle
An airplane
A skateboard
In your own words, explain how Archimedes figured out if the king's crown was made of pure gold.
Explain why you would want to buy cookies on the moon if the price was based on weight.
What is the volume of Object X?
15.0 cm3
20.0 cm3
25.0 cm3
What is the formula for density?
density = mass x volume
density = mass / volume
density = mass + volume
Calculate the density of the cube.
2 g/cm3
4 g/cm3
6 g/cm3
Calculate the density of the cube.
2 g/cm3
4 g/cm3
8 g/cm3
Calculate the density of the cube.
.33 g/cm3
.4 g/cm3
.5 g/cm3
0.3 g/ml
what is the volume of the cube?
123
144
150
Bob has a rectangular prism gift box what it the volume of bob's gift box?
64in3
240in3
24in3
What is the density of a board whose dimensions are 5.54 cm x 10.6 cm X 199 cm (length, width, height) and whose mass is 28,600 g? (Round off to the nearest tenth)
2.4 g/cm3
2.7 g/cm3
2.9 g/cm3
What is the volume of a tank that can hold 18,754 g of methanol whose density is 0.788 g/cm3 ?
14778.152 cm3
24,000 cm3
23,799.492 cm3
A graduated cylinder has a mass of 80 g when empty. When 20 mL of water is added, the graduated cylinder has a mass of 100 g. If a stone is added to the graduated cylinder, the water level rises to 45 mL and the total mass is now 156 g. What is the density of the stone?
1.24 g/ml
4.23 g/ml
2.24 g/ml
Calculate the mass of a solid metal block with a density of 2.6 g/cm3 , a width of 1.8 cm, a length of 4 cm, and a height of 2.3 cm. (Round off to the nearest tenth)
44.25 g
43.1 g
54.21 g
Calculate the density of a 500 g rectangular block with the following dimensions: length=8 cm, width=6 cm, height=5 cm. (Round off to the nearest tenth)
2.5 g/cm3
4.1 g/cm3
2.1 g/cm3
The volume of an unknown object is 8 cm3 and mass of the object is 84 grams. What is the density of the object?
672 gram/cm3
10.5 gram/cm3
11.5 gram/cm3
The volume of a metal block is 5 cm3. If the density of the block is 250 g/cm3, what is the mass of the block ?
1250 g
1300 g
1350 g
If 96.5 grams of gold has a volume of 5 cm3 , what is the density of gold?
20.1 g /cm3
19.6 g /cm3
19.3 g /cm3
If a 96.5 g piece of aluminum has a density of 2.7 g/cm3 , what is its volume?
27.5 cm3
35.7 cm3
36.7 cm3
If the density of a diamond is 3.5 g/cm3 , what would be the mass of a diamond whose volume is .5 cm3 ?
18 g
2 g
1.8 g
A solid ball has a mass of 50 grams and a volume of 20 cm3. What is the density?
2 g/cm3
25 g/cm3
2.5 g/cm3
A student measures the mass of an 8.0 cm3 block of brown sugar to be 12.9 g. What is the density of the brown sugar?
1.6 g/cm3
103.2 g/cm3
0.54 g/cm3
A graduated cylinder is filled with water to a level of 40.0 mL. When a piece of copper is lowered into the cylinder, the water level rises to 63.4 mL. Find the volume of the copper sample.
If the density of the copper is 8.9 g/cm3 , what is its mass?
23.4 g
0.380 g
208 g
The density of water is 1.00 g/cm3. What mass of water in grams will fill a tank 100 cm long, 50 cm wide, and 30 cm high?
6.7 x 10-6 g
3,000 g
150,000 g
Pure gold has a density of 19.32 g/cm3. How large would a piece of gold be if it had a mass of 318.97 g?
6,163 cm3
16.51 cm3
0.6057 cm3
A piece of copper has a mass of 89g and a volume of 10.0 cm3. What would be the density of the copper?
0.89 g/cm3
8.9 g/cm3
890 g/cm3
Mass: 100g
Volume: 10mL
Density: ?
.1 g/mL
1.0 g/mL
10 g/mL
Volume: 300mL
Mass: 450g
Density:
1.5 g/mL
5.0 g/mL
0.667 g/mL
Mass: 300g
Volume: 10mL
Density: ?
.03 g/mL
3.0 g/mL
30 g/mL
Volume: 700mL
Mass: 800g
Density:
1.143 g/mL
0.875 g/mL
0.667 g/mL
An object has a volume of 40 cm3 and a mass of 20g. What is the object's density?
0.5 g/cm3
5.0 g/cm3
2.0 g/cm3
Calculate the Density in g/cm3 if...
M = 100g and V = 50cm3
2
5000
0.5
Calculate the mass in g if...
D = 4g/cm3 and V = 10 cm3
40
14
0.4
Calculate the volume in cm3 if...
M = 60 g and D = 3 g/cm3
180
0.05
20
Calculate the mass in g if...
V = 40 cm3 and D = 8 g/cm3
5
48
320
Calculate the Density in g/cm3 if...
V = 20cm3 and M = 400g
20
5
8000
What is the density of water in g/cm3?
1.0
0.8
2.7
A piece of copper has a mass of 89g and a volume of 10.0 cm3. What would be the density of the copper?
0.89 g/cm3
89 g/cm3
8.9 g/cm3
What is the volume of 150.0 grams of lead if it has a density of 11.3 g/cm3?
13.3 g
13.3 cm3
.075 g
What is the smallest unit of matter? It is composed of protons and neutrons, held together in the nucleus, and electrons around the nucleus in different electron orbitals, which form an electron cloud.
cell
nucleus
atom
What are any of the various self-contained units of matter or energy that are fundamental parts of all matter. These particles include electrons, protons, and neutrons.
subatomic particles
elements
nucleus
What is a subatomic particle with a positive charge that is in the nucleus of an atom?
neutron
proton
electron
What is a subatomic particle without an electric charge, located in the nucleus of an atom?
neutron
proton
electron
What is the system of electrons surrounding the nucleus of an atom?
valence electrons
electrons
electron cloud
What is a subatomic particle with a negative charge? It is found in the electron cloud surrounding the nucleus.
proton
electron
electron cloud
What is the number of protons in the nucleus of an atom that determines the chemical properties of an atom?
mass number
atomic mass
atomic number
What is the combined mass of all the protons and neutrons of an atom and is approximately equal to the number of protons and neutrons?
atomic mass
atomic number
subatomic particles
What is material that has mass and takes up space?
volume
mass
matter
8
On the periodic table, Groups are
Horizontal rows
Vertical columns
On the periodic table, Periods are
Horizontal rows
Vertical columns
The innermost energy level has a maximum of how many electrons?
18
2
8
Name this element.
Neon
Magnesium
Sodium
How many valence electrons?
2
3
4
How many valence electrons?
2
4
6
Elements in Group number 17 are known as
Alkai Metals
Halogens
Noble Gases
Which group includes non-reactive gasses that have a full outer electron shell?
Alkai Metals
Halogens
Noble Gases
Which group includes soft, highly reactive metals with one electron in their outer shell?
Alkai metals (group 1)
Alkaline metals (group 2)
Halogens (group 17)
Which of the following describes a Lewis Structure for Potassium (K)?
The letter K with 1 dot by it.
The letter K with 4 dots by it.
The letter K with 8 dots by it.
Lewis dot structures show an atom's
total electrons
neutrons
valance electrons
Write the name of the element whose symbol is B
(a)
Write the name of the element whose symbol is S
(a)
Write the name of the element whose symbol is Li
(a)
Write the name of the element whose symbol is N
(a)
The symbol of Chlorine is
(a)
What is the symbol of Sodium?
(a)
What is the symbol of Magnesium?
(a)
In the picture, a can of Pepsi sunk and a can of Diet Pepsi are put into water. The Pepsi must be
more dense than water
less dense than water
it has a density of 1 g/mL
We can use density to identify substances because it is a
Chemical property
Physical Property
Characteristic Physical Property
The ability to burn is known as---
Flammability
Combustion
Density
Exploding
The ability to burn is known as---
Flammability
Combustion
Density
Exploding
Mass divided by volume is the formula for calculating----
Mass
Volume
Density
Matter
Reactivity (bubbling, fizzing) is a --- property.
Chemical
Physical
______________________ can only be recognized when substances react or do not react chemically with one another.
Physical properties
Chemical properties
Flammable properties
Colorful properties
