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WorksheetsMidterm Review
Total questions: 49
Worksheet time: 32mins
Name
Class
Date
1.
Particles move fastest in this state.
a)
solid
b)
liquid
c)
gas
2.
Particles move wildly; bounce off each other.
a)
solid
b)
liquid
c)
gas
3.
Which one is a gas?
a)
a
b)
b
c)
c
4.
Which one is a solid?
a)
a
b)
b
c)
c
5.
Which one is a liquid?
a)
a
b)
b
c)
c
6.
substance that dissolves the solute
a)
solution
b)
solvent
c)
saturation
7.
substance consisting of atoms or ions of two or more different elements joined by a chemical bond
a)
element
b)
mixture
c)
compound
8.
Particles in an atom's nucleus that are neutral and have no charge are
a)
megatrons.
b)
electrons.
c)
neutrons.
d)
protons.
9.
What charge does a proton have?
a)
Negative
b)
Positive
c)
Neutral
d)
Visa
10.
The smallest piece of an element is known as a(n)
a)
Periodic Table
b)
Atom
c)
Group
d)
Period
11.
When heat is transferred from one particle of matter to another without the movement of the matter it is called
a)
conduction
b)
convection
c)
radiation
12.
When two liquids are mixed together, a solid forms and settles on the bottom of the container. What can be concluded?
a)
each liquid was a different color
b)
a chemical change has taken place
c)
the temperature of the liquids decreased
d)
the solubility of the liquids has decreased
13.
Which is bigger, an atom or a molecule
a)
atom
b)
molecule
14.
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
15.
The opposite phase of melting is
a)
freezing
b)
sublimation
c)
condensation
d)
deposition
16.
Which state of matter has molecules that slide past each other but stay close together? They do not form a regular pattern.
a)
solid
b)
liquid
c)
gas
17.
Which is a physical property of a solid?
a)
it has a fixed shape
b)
it can be compressed
c)
it has weak bonds
d)
it takes the shape of its container
18.
What causes a change in the state of matter?
a)
physical properties
b)
chemical energy
c)
temperature
19.
The substance that dissolves when making a solution is
a)
solvent
b)
solution
c)
a solid
d)
solute
20.
Which states of matter have a definite volume?
a)
solid and gas
b)
solid and liquid
c)
gas and solid
d)
solid, liquid, gas
21.
The amount of matter in an object is
a)
mass
b)
weight
c)
gravity
d)
volume
22.
The amount of space an object takes up is
a)
liquid
b)
mass
c)
density
d)
volume
23.
When a substance changes from a solid to a liquid it is called
a)
Evaporation
b)
Condensation
c)
Freezing
d)
Melting
24.
When a substance changes from a gas to a liquid it is called
a)
Evaporation
b)
Condensation
c)
Freezing
d)
Melting
25.
Boiling is the term we use to describe which phase change?
a)
Solid to a liquid
b)
Solid to a gas
c)
Gas to a liquid
d)
Liquid to a gas
26.
When a puddle of water dries up this process is called
a)
Condensation
b)
Evaporation
c)
Melting
d)
Transpiration
27.
The smallest part of an element is a(n)
a)
proton
b)
atom
c)
compound
d)
mixture
28.
An element is a ......
a)
pure substance
b)
compound
c)
mixture
d)
molecule
29.
Which one only has one type of atom in it.
a)
Element
b)
compound
30.
All matter is made of .....
a)
energy
b)
atoms
c)
air
d)
chemistry
31.
Kinetic energy is the energy of
a)
motion
b)
position
c)
ability
32.
As mass of an object increases, the kinetic energy ______________
a)
increases
b)
decreases
c)
stays
the same
33.
As speed of an object increase, the kinetic energy ____________
a)
increases
b)
decreases
c)
stays
the same
34.
Element or compound?
H2O
H2O
a)
element
b)
compound
35.
How many elements are in H2O?
a)
1
b)
2
c)
3
d)
4
36.
You know a chemical reaction has occurred if
a)
there is the formation of a new solid or liquid.
b)
there is a color change.
c)
there is a temperature change.
d)
All of these answers are evidence.
37.
When substances interact and change into new substances, the interaction is called a
a)
chemical reaction
b)
freezing
c)
physical change
d)
chemical formula
38.
baking soda, salt, and water are all
a)
chemical names
b)
chemical formulas
c)
common names
d)
common formulas
39.
What causes a phase change?
a)
Motion
b)
Speed
c)
Energy
d)
Friction
40.
What happens to particle movement/speed when energy is added to a phase?
a)
Particles slow down
b)
Particles go faster
c)
Particles don't move
d)
Particles stay the same speed
41.
When energy is added or taken away from a substance it causes a:
a)
Chemical Reaction
b)
Phase Change
c)
Nothing Happens
42.
What happens to particle spacing when energy is added to a phase?
a)
Particles move farther apart
b)
Particles move closer together
c)
Particles stay the same
43.
The faster an object moves, the ________ kinetic energy it has.
a)
more
b)
less
c)
none of the above
d)
all of the above
44.
A pure substance that cannot be broken down by physical or chemical means.
a)
compound
b)
element
c)
mineral
d)
proton
45.
A mixture of NaCl and H2O can be separated by a _______ ________.
a)
physical property
b)
physical change
c)
chemical property
d)
chemical change
46.
A solid that forms out of combined solutions.
a)
precipitate
b)
atom
c)
matter
d)
mixture
47.
What do the molecules look like when they're in gas form?
a)
Spread apart and moving fast
b)
close together and vibrating
c)
moving out to college
48.
What is an atom made of?
a)
Solids, liquids, gasses
b)
Protons and solids
c)
Protons, neutrons, and electrons
d)
Nothing
49.
Which of the following is a sign that a chemical reaction has occurred?
a)
change in shape
b)
melting
c)
formation of a gas
d)
dissolving
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