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WorksheetsStructure of Matter Test #1
Total questions: 61
Worksheet time: 3570secs
Name
Class
Date
1.
What is a mixture?
a)
a combination of elements to make a new substance
b)
a chemically combined substance
c)
a combination of substances where new substances are formed through a reaction
d)
a combination of substances in which the atoms of the substance do not chemically combine
2.
Volume is the amount of space an object takes up.
a)
True
b)
False
3.
Which option lists the least dense physical state to the most dense physical state in order?
a)
solid, liquid, gas
b)
liquid, solid, gas
c)
gas, liquid, solid
4.
What are you measuring to find out how much space an object takes?
a)
an object's volume
b)
an object's mass
c)
an object's weight
d)
an object's length
5.
Which of the following lists are composed of only matter?
a)
helium, gas, milk, electricity
b)
heat, soil, toothpaste, water
c)
bacteria, mud, basketball, water
d)
cells, fear, paper, the sun
6.
What is the name of the process used to find the volume of an irregularly shaped object?
a)
L x W x H
b)
Pouring method
c)
Displacement method
d)
Scientific method
7.
What is a unit used to measure the volume of a regular object (like a perfectly straight sided cube)?
a)
milliters (ml)
b)
pounds (lbs.)
c)
centimeters cubed (cm3)
d)
grams (g)
8.
What unit of volume is used to measure the volume of a liquid or an irregular object (like a rock)?
a)
milliters (ml)
b)
centimeters cubed (cm3)
c)
inches (in)
d)
grams (g)
9.
An examination using your five senses
a)
observation
b)
scientific method
c)
chemical reaction
d)
the ISTEP test
10.
A measure of how much matter an object contains is called its
a)
density
b)
matter
c)
mass
d)
scale
11.
The process we use to solve scientific problems is called...
a)
guess and check
b)
scientific method
c)
random selection
d)
elimination method
12.
This picture represents which of the following?
a)
Element
b)
Compound
c)
Mixture
13.
10 liters is an example of _______.
a)
mass
b)
volume
c)
atoms
d)
density
14.
All of the following particles make up an atom except ____________.
a)
proton
b)
plasma
c)
neutrons
d)
electrons
15.
The amount of matter in a solid, liquid, or gas
a)
mixture
b)
weight
c)
mass
d)
solution
16.
The smallest part of an element that still has the properties of the element.
a)
compound
b)
molecule
c)
atom
d)
chemical change
17.
The idea that everything is made of small particles.
a)
atomic theory
b)
molecules
c)
Dalton
d)
solution
18.
Different materials placed together, but each material keeps its own properties
a)
mixture
b)
solution
c)
solvent
d)
solute
19.
H2O is an example of this
a)
solid, atom
b)
liquid, molecule
c)
gas, element
d)
plasma, vapor
20.
Which is bigger, an atom or a molecule?
a)
atom
b)
molecule
21.
Which state of matter has the most tightly packed molecules?
a)
solid
b)
liquid
c)
gas
22.
The measure of the amount of matter in an object
a)
mass
b)
area
c)
matter
23.
Which is the chemical formula for a water molecule?
a)
H2O
b)
Water gas
c)
Liquid
24.
What does an atom consist of?
a)
Solids, liquids, gasses
b)
Protons and solids
c)
Protons, neutrons, and electrons
d)
nucleus, electron cloud
25.
The amount of "stuff" or particles in an object is called its _____________.
a)
Mass
b)
Volume
c)
Density
d)
Weight
26.
What unit of measurement would you use to measure the mass of a marble?
a)
grams (g)
b)
centimeters (cm)
c)
kilograms (kg)
d)
milliliters (mL)
27.
What instrument can you measure volume with? __________.
a)
scale
b)
balance
c)
graduated cylinder
d)
Liters
28.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
d)
atom
29.
This picture represents which of the following?
a)
element, pure substance
b)
compound, mixture
c)
mixture, element
d)
legos, shape model
30.
This picture represents which of the following?
a)
Element
b)
Compound
c)
Mixture
31.
Two or more materials that combine chemically form a(n) _____________.
a)
mixture
b)
compound
c)
physical
d)
mixture
32.
Which of the following is an ELEMENT?
a)
carbon
b)
sugar
c)
water
d)
salt
33.
Which of the following is a MIXTURE?
a)
Zinc
b)
water
c)
air
d)
carbon
34.
Which of the following is a COMPOUND?
a)
dirt
b)
baking soda
c)
zinc
d)
lead
35.
Molecules are closest together in a
a)
Solid
b)
Liquid
c)
Gas
36.
This is made up of one or more of the same kind of atom
a)
Element
b)
Mixture
c)
Compound
d)
Matter
37.
Water is an element
a)
true
b)
false
38.
This contains a variety elements and compounds that ARE NOT chemically combined.
a)
Water
b)
Mixture
c)
Elements
d)
Compounds
39.
Copper is a mixture.
a)
True
b)
False
40.
Pure, distilled water is
a)
a pure substance
b)
a mixture
c)
an element
d)
an atom
41.
Salt water is a mixture.
a)
True
b)
False
42.
Another example of a mixture is
a)
Water and oil
b)
Salt and sand
c)
Sand and water
d)
All of the above
43.
A change that occurs without changing the chemical makeup is a
a)
Chemical Change
b)
Color change
c)
Physical Change
d)
Substance Change
44.
A neutral atom has an equal number of
a)
protons and neutrons
b)
protons and electrons
c)
electrons and neutrons
d)
shells and orbitals
45.
Atoms that are chemically bonded together are called
a)
mixtures
b)
legos
Legos
Legos
c)
elements
d)
molecules
46.
The periodic table of the elements shows all of the elements arranged by
a)
proton number, atomic number
b)
number of electron shells
c)
similar properties
d)
all of the above
47.
What is this a picture of?
a)
atom
b)
element
c)
molecule
48.
How many different kinds of atoms are in one water molecule?
a)
1
b)
2
c)
3
49.
How many atoms are in 1 water molecule?
a)
1
b)
2
c)
3
50.
The particle inside of an atom that is not located inside of the nucleus
a)
proton
b)
neutron
c)
electron
d)
electron cloud
51.
What is the smallest, lightest part of an atom?
a)
proton
b)
neutron
c)
electron
d)
nucleus
52.
What is the heaviest part of an atom?
a)
proton
b)
neutron
c)
electron
d)
nucleus
53.
The number of _____ in a particular atom is also equal to the _____ number of that atom.
a)
electrons, mass
b)
neutrons, neutral
c)
protons, periodic table
d)
protons, atomic
54.
How many oxygen atoms in carbonic acid?
a)
1
b)
2
c)
3
55.
How many carbon atoms in carbonic acid?
a)
1
b)
2
c)
3
56.
How many different elements are in a molecule of carbonic acid?
a)
1
b)
2
c)
3
d)
6
57.
A scientific theory is...
a)
when scientists get the right answer to a question.
b)
a well supported explanation of some phenomenon, based on facts compiled through observation and experiments over time.
c)
an educated guess.
d)
never revised, added to, or contradicted by new evidence.
58.
In the Marshmallow Molecules Lab, what did the marshmallows represent, and what did the toothpicks represent?
a)
elements, glue
b)
protons, bonds
c)
atoms, bonds
d)
nucleus, bonds
59.
What is an extended structure?
a)
A type of molecular structure in which the atoms are joined together in a repeating pattern
b)
a type of molecular structure in which the atoms are bonded
c)
a type of molecular structure that is a mixture of molecules that are not bonded
d)
a type of molecular structure in which two different atoms bonded together
60.
Why are protons important?
a)
Determine the identity of the atom (atomic #)
b)
They hold the nucleus together
c)
They are responsible for creating bonds between atoms
61.
Why are electrons important?
a)
determine the identity of the atom (atomic #)
b)
hold the nucleus together
c)
responsible for creating bonds between atoms
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