WorksheetsEnd of the year review
Total questions: 157
Worksheet time: 1hrs 26mins
If you dump a bunch of different liquids in a graduated cylinder, where would you find the least dense liquid?
floating at the top
in the middle
at the bottom
How is a physical change different from a chemical change?
Physical changes are reversible
The composition is unchanged in a physical change
New materials are made in a physical change
Melting crayons is an example of a
chemical change
physical property
physical change
Which units would be the best for describing the volume of a liquid in an experiment?
grams or kilograms
liters or milliliters
meters or centimeters
Which of the following is NOT a common sign that a chemical change has happened?
foaming or bubbling
change in state
change in color or odor
What chemical property causes your bike to rust?
conductivity
flammability
reactivity with oxygen
What unit of density would you use to describe a solid bar of silver?
g/mL
g/cm3
kg/L
The relationship between mass and volume is the physical property called
reactivity
density
weight
Souring milk is an example of a
physical change
chemical change
chemical property
Malleability is an example of a
physical property
chemical property
physical change
What causes sea water to be salty?
solubility
density
state of matter
The causes objects to float or sink
solubility
density
state of matter
The physical form in which an object exists is...
nonflammability
state of matter
density
This is the ability of a substance to resist burning
flammability
nonflammability
thermal conductivity
This refers to the rate at which a substance conducts heat
density
thermal conductivity
flammability
Why will ice float on top of liquid water?
ice has a lower density than water
ice has a higher density than water
ice is a solid
Which factor affects the temperature at which water boils
volume of water in the pot
atmospheric pressure at which water is heated
type of fuel used to heat the water
How are the particles of water that evaporate from an open container different from the particles that remain?
they only have higher energy
they have more speed and higher energy
they only have more speed
What happens when a gas becomes a liquid?
particles move closer together
particles throw a party
particles break away from one another
Which state of matter has the fastest moving molecules?
liquid
solid
gas
If you open a bottle of perfume, after a while people across the room can smell it due to the process of...
condensation
sublimation
evaporation
The melting point of salt is the same as its...
freezing point
boiling point
condensation point
A liter of gasoline will boil at...
a higher temp than a milliliter of gasonline
the same temp as a milliliter of gasoline
a lower temp than a milliliter of gasoline
In order for carbon dioxide gas to enter the air from dry ice, the dry ice must...
boil
gain energy
undergo a legal name change
Which is NOT true of all different types of matter
the particles move at the same speed
they are made up of atoms and molecules
they are made up of extremely small particles
What process causes dew to form on grass?
condensation
melting
sublimation
What is the reverse of condensation?
boiling
evaporation
freezing
This can be determined by measuring the speed of molecules...
temperature
gas
change of state
This happens when tomato soup boils...
change of state
states of matter
you make a grilled cheese
This is a state of matter in which atoms and molecules are close together, but can slide past each other.
solid
liquid
gas
This has no definite volume
solid
liquid
gas
This increases when the amount of force per unit area increases.
volume
pressure
viscosity
This can only be measured in three dimensions
viscosity
volume
pressure
This property of liquids is affected by the strength of the attraction between the molecules.
viscosity
volume
pressure
Which changes of state can happen during endothermic changes?
freezing and condensation
freezing and melting
evaporation and melting
Which changes of state can happen during an exothermic change?
evaporation and melting
condensation and freezing
freezing and evaporation
The particles in a solid...
vibrate in place
slide past one another
move independently of one another
At higher temperatures particles...
move faster
have less energy
bump into walls less often
Why don't solids change shape?
molecular bonds are so strong the particles have to vibrate in place
because Labeeba said so
there are no molecular bonds in solids
On the periodic table, what does the stair-step line divide?
metals from nonmetals
liquids from solids
periods from rows
How many electrons will most atoms have in the outer energy level when they react to become stable?
5
4
8
If sodium is very reactive, what can you say about the reactivity level of Francium?
Francium will react exactly the same because it's in the same period
Francium will react in a similar way because it is in the same family
Francium will react in a similar manner because it has the same number of electrons in its outer energy level
Which two elements would react similarly to oxygen?
sulfur and chlorine
argon and selenium
tellurium and sulfur
As you go across a period, what happens to the properties of the elements?
they are similar all across
the properties change periodically
they fade as you get closer to the left hand side of the chart
What family of elements includes highly reactive metals that will explode when put into water?
alkali metals
coinage metals
halogens
How many protons does Magnesium have?
2
6
12
How many protons does sodium have?
11
3
22.98
How many protons does Xenon have?
18
131
54
The family of elements that does not react with any other element is called...
the noble gases
the halogens
the synthetics
The family of elements which is in column 17, highly reactive non-metals is called...
the halogens
the noble gases
the alkali metals
What two particles are found in the nucleus and what are their charges?
Neutrally charged neutrons and positively charged protons
Negatively charged electrons and neutrally charged neutrons
Positively charged neutrons and neutrally charged protons
On the periodic table, a period is a
horizontal row of elements
diagonal line of elements
a vertical column of elements
On the periodic table, a group is a
horizontal row of elements
vertical column of elements
diagonal line of elements
This has a positive charge and is found in the nucleus of an atom
proton
neutron
electron
This has a negative charge and is found in clouds outside the nucleus
proton
neutron
electron
This has no charge and is found in the nucleus of an atom
proton
neutron
electron
Totally or offensively obtrusive; very obvious
blatant
taboo
belligerence
Excluded or forbidden from use or mention
blatant
taboo
belligerence
Aggressively hostile nature
blatant
taboo
belligerence
Absurd; contrary to reason
preposterous
ludicrous
incantation
Recited formula of words designed to produce a particular effect
ludicrous
incantation
jeer
To abuse vocally; taunt or mock
jeer
emphatic
convulsion
Uttered with emphasis; Strongly expressed
jeer
emphatic
convulsion
Extreme disruption or disturbance
emphatic
convulsion
jeer
Wandering or rambling; relating to a speech or dialogue
discursive
convulsion
emphatic
Something very large; giant sea creature in the Bible
Leviathan
clamor
mutinously
A loud outcry; great expression of discontent
clamor
mutinously
taut
Unruly; insubordinate or constituting a mutiny
clamor
mutinously
taut
Tightly drawn
mutinously
taut
interminable
Unending; endless
taut
clamor
interminable
Blooming of flowers, state of flowering
effloresence
enmity
decorous
Deep seated hatred; State of being an enemy
efflorescence
enmity
decorous
Exhibiting appropriate behavior or conduct
efflorescence
enmity
decorous
A singer or leader of a choir
chorister
bastion
hiatus
A stronghold or fortification; similar to a stronghold
chorister
bastion
hiatus
A gap or interruption in continuity; a break or pause
chorister
bastion
hiatus
Zestful or spirited enthusiasm
ebullience
recrimination
tumult
The act of accusing in return; opposing another charge
ebullience
recrimination
tumult
Commotion of a great crowd; disorder
ebullience
recrimination
tumult
A long angry or violent speech; a diatribe
tirade
oppressive
inscrutable
Using power unjustly; burdensome
tirade
oppressive
vicissitudes
Using power unjustly; burdensome
tirade
oppressive
vicissitudes
Difficult to understand, mysterious
oppressive
inscrutable
vicissitudes
A change or variation; unexpected changes in life
oppressive
vicissitudes
declivities
Downward slopes, as of a hill
declivities
oppressive
tacit
Not spoken; implied by actions or statements
declivities
tacit
oppressive
