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WorksheetsMidterm Review
Total questions: 95
Worksheet time: 8hrs 51mins
Name
Class
Date
1.
Something that takes up space and has mass.
a)
volume
b)
matter
c)
mass
d)
density
2.
A state of matter that has a definite volume and shape.
a)
solid
b)
liquid
c)
gas
d)
matter
3.
A measure of how much mass is contained in a given unit of volume.
a)
mass
b)
density
c)
volume
d)
matter
4.
The amount of space something takes up
a)
density
b)
volume
c)
mass
d)
matter
5.
Shape is a ____ that helps identify an object.
a)
physical property
b)
chemical property
c)
mass
d)
matter
6.
Iron + oxygen = rust is an example of a ___________.
a)
physical property/change
b)
chemical property/change
c)
mass
d)
volume
7.
A watermelon has more matter than a grape, so it has more
a)
mass
b)
eat
c)
solid
d)
greater
8.
You can measure ______ with grams.
a)
mass
b)
volume
c)
conductivity
d)
melting point
9.
The ability of a metal to allow heat or electricity to pass through it.
a)
conductivity
b)
insulator
c)
mass
d)
density
10.
What are the three states of matter?
a)
solid, volume, mass
b)
density, volume, mass
c)
solid, liquid, gas
d)
density, gas, volume
11.
Blue Color: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
12.
Density: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
13.
Flammability (burns): Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
14.
Solubility (dissolves): Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
15.
Reacts with Acid: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
16.
Brittleness: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
17.
Sour Taste: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
18.
Melting Point: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
19.
Reacts with Water: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
20.
Hardness: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
21.
Boiling Point: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
22.
Luster: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
23.
Odor: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
24.
What kind of properties can only be observed when a substance changes into a different substance?
a)
physical properties
b)
chemical properties
c)
liquid properties
d)
real properties
25.
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
26.
Is hammering wood together to build a house a chemical or physical change?
a)
chemical
b)
physical
27.
Is melting butter for popcorn a chemical or physical change?
a)
chemical
b)
physical
28.
Is bleaching your hair a physical or chemical change?
a)
physical
b)
chemical
29.
Is burning wood a chemical or physical change?
a)
chemical
b)
physical
30.
A change in the size, shape, or state of matter.
a)
chemical change
b)
physical change
c)
chemical reaction
d)
electron change
31.
Which of the following is NOT an example of a physical change?
a)
crumpled paper
b)
pencil sharpening
c)
shrunken clothing
d)
sour milk
32.
Kim puts an ice cube in a beaker and it melts. This is a good example of:
a)
a physical change.
b)
a chemical change.
c)
an experiment.
d)
an analysis.
33.
Photosynthesis is an example of a
a)
physical change
b)
chemical change
34.
When you break a cracker into pieces it is a
a)
Chemical change
b)
Physical change
c)
Chemical Weathering
d)
Physical Weathering
35.
Adding baking soda and vinegar together and it fizzes and creates carbon dioxide.
a)
Chemical
b)
Physical
36.
What is an example of a Chemical change?
a)
Ripped paper
b)
boiled egg
c)
cracked egg
d)
sugar in water
37.
Which is a physical change?
a)
burning match
b)
vinegar in baking soda
c)
melting butter
d)
cooking an egg
38.
Which is a Chemical property?
a)
Thermal Conductivity
b)
Density
c)
Malleability
d)
Flammability
39.
Liv lit a match and said it was a physical change. Is she correct?
a)
Yes
b)
No
c)
I dunno...
d)
...
40.
Jayden asked Gabe what she could do to an egg for a chemical change. Gabe answered correctly and said...
a)
You can drop the egg.
b)
You can cook the egg.
c)
You can crack the egg.
d)
You can paint the egg.
41.
Which of the following is a chemical property of water?
a)
Reacts with pure sodium.
b)
Boils at 100 oC.
c)
Dissolves sugar easily.
d)
Has a density of 1 gm/mL
42.
Which of the following properties is a physical property?
a)
magnetism
b)
reactivity with oxygen
c)
flammability
d)
non-reactive
43.
Which of the following is NOT a physical property?
a)
breaking a window
b)
color
c)
denisty
d)
freezing point
44.
Which is a chemical change?
a)
freezing fruit juice
b)
slicing a potato
c)
boiling water
d)
copper metal turning green
45.
Which of the following does the discoloration of a coin describe?
a)
Chemical Change
b)
Physical Change
c)
None of the above
d)
Both
46.
what is digestion?
a)
body function
b)
chemical change
c)
physical change
47.
One cup of water is left outside for two days when it was checked there was only half a cup left. What happened?
a)
evaporation; chemical change
b)
condensation; physical change
c)
evaporation; physical change
d)
condensation; chemical change
48.
Coffee
a)
Heterogeneous
b)
Homogeneous
c)
A compound
49.
Water
a)
Heterogeneous
b)
Homogeneous
c)
A compound
50.
Lucky Charms
a)
Heterogeneous
b)
Homogeneous
c)
A compound
51.
Salt (NaCl)
a)
Heterogeneous
b)
Homogeneous
c)
A compound
52.
Sausage and Mushroom Pizza
a)
Heterogeneous
b)
Homogeneous
c)
A compound
53.
Cookie Dough Ice Cream
a)
Heterogeneous
b)
Homogeneous
c)
A compound
54.
Cherry Popsicle
a)
Heterogeneous
b)
Homogeneous
c)
A compound
55.
Air
a)
Heterogeneous
b)
Homogeneous
c)
A compound
56.
Taco
a)
Heterogeneous
b)
Homogeneous
c)
A compound
57.
Lemonade
a)
Heterogeneous
b)
Homogeneous
c)
A compound
58.
The prefix "homo" means
a)
Different
b)
Same
59.
The prefix "hetero" means
a)
Different
b)
Same
60.
A mixture that is the same throughout
a)
Homogeneous Mixture
b)
Heterogeneous Mixture
c)
Compound
61.
A mixture with visible components
a)
Heterogeneous Mixture
b)
Homogeneous Mixture
c)
Compound
62.
all matter is made of what
a)
energy
b)
atoms
c)
electrons
d)
compounds
63.
The positive particles of an atom are
a)
electrons
b)
positrons
c)
neutrons
d)
protons
64.
the central region of an atom where its neutrons and protons are is its
a)
nucleus
b)
electron cloud
c)
core
d)
center
65.
an atom with atomic number 6 would have how many protons
a)
6
b)
12
c)
3
d)
cannot be determined
66.
Particles in an atom that are neutral and have no charge are
a)
negatrons
b)
electrons
c)
neutrons
d)
protons
67.
True or False? Neutrons have a negative charge
a)
True
b)
False
68.
What is the atomic number for an element with three protons?
a)
2
b)
1
c)
3
d)
6
69.
A particle that moves around the nucleus is a(n)...
a)
Proton
b)
Neutron
c)
Electron
d)
Quark
70.
In the modern periodic table elements are arranged by:
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
71.
What does the 1.00794 stand for?
a)
Hydrogen
b)
atomic number
c)
atomic mass
d)
atomic explosion
72.
When a soccer ball is on a field, the energy it has just before being kicked is called
a)
kinetic energy
b)
potential energy
c)
mechanical energy
d)
chemical energy
73.
Which energy conversion is taking place when you put gasoline in a car?
a)
thermal -> electrical
b)
mechanical -> electrical
c)
chemical -> mechanical
d)
mechanical -> electromagnetic
74.
what type of energy is stored in a battery?
a)
electrical
b)
chemical
c)
thermal
d)
mechanical
75.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
76.
Which energy transformation occurs in a toaster?
a)
chemical to electric
b)
electric to thermal
c)
kinetic to chemical
d)
thermal to potential
77.
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
78.
According to the Law of Conservation of Energy, energy cannot be _________ or ____________.
a)
destroyed, destroyed
b)
created, saved
c)
created, destroyed
d)
lost, found
79.
What is energy changing from one form to another?
a)
energy conservation
b)
energy transformation
c)
energy creation
d)
mechanical energy
80.
Mechanical energy
a)
energy built up before being in motion
b)
energy released in a chemical reaction
c)
energy of motion
d)
sum of kinetic and potential energy
81.
Gravitational potential energy depends on the ________ and ________ of the object.
a)
Height and mass
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction
82.
The roller coaster cart has the most gravitational potential energy at position-
a)
W
b)
X
c)
Y
d)
Z
83.
On a roller coaster, where is maximum kinetic energy?
a)
At the bottom of a big hill
b)
When going around a corner
c)
When going upside down
d)
At the top of a big hill
84.
The purpose of the panels is to change solar energy into ____________.
a)
light energy
b)
electrical energy
c)
chemical energy
d)
mechanical energy
85.
Which items would have this energy transformation: chemical energy -> electrical, light and thermal energy?
a)
turning on a flashlight
b)
nuclear power plant
c)
digesting an apple
d)
tanning bed
86.
Which items would have this energy transformation: chemical energy -> mechanical energy?
a)
person running
b)
candle burning
c)
windmill turning
d)
playing a violin
87.
The diagram below shows a hot air balloon rising. Propane gas tanks are seen at the bottom of the balloon. What energy transformations occur when propane gas is used to lift the balloon?
a)
Mechanical to light to chemical
b)
Chemical to mechanical to thermal
c)
Thermal to chemical to light
d)
Chemical to thermal to mechanical
88.
A hairdryer converts --
a)
electrical energy into chemical
b)
electrical energy into thermal
c)
chemical energy into mechanical
d)
thermal energy into mechanical
89.
The process by which energy is transferred from a warmer object to a cooler object by means of physical contact
a)
Thermal Energy
b)
Convection
c)
Radiation
d)
Conduction
90.
Energy that travels across distances in the form of electromagnetic waves.
a)
Convection
b)
Radiation
c)
Conduction
d)
Induction
91.
Walking on the warm sand sand with your bare feet demonstrates this type of heat transfer.
a)
conduction
b)
convection
c)
radiation
92.
Ironing a shirt is an example of...
a)
condensation
b)
conduction
c)
convection
d)
radiation
93.
The transfer of heat through a fluid (liquid or gas) caused by molecular motion.
a)
Convection
b)
Conduction
c)
Radiation
94.
A fire heats a room through what process?
a)
Electromagnetic conduction
b)
Convection
c)
Radiation
d)
Conduction
95.
You play your electric piano, what kind of energy transfer is taking place when you play?
a)
Electrical energy is changed into sound energy
b)
Electrical energy is changed into Thermal energy
c)
Sound energy is changed into electrical energy
d)
You hand energy is changed into sound energy
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