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Related Science, Chapter 1

Total questions: 40

Worksheet time: 3hrs 20mins

Name
Class
Date
1.
A substance contains a specific chemical composition and characteristic properties.
a)
true
b)
false
2.
The cloud of particles surrounding a nucleus consists of protons.
a)
true
b)
false
3.
The periodic table of chemical elements is a tabular array of the chemical elements organized by atomic number.
a)
true
b)
false
4.
The periodic table is divided into two main types of elements: metals and nonmetals.
a)
true
b)
false
5.
Compounds contain elements, but elements cannot contain compounds.
a)
true
b)
false
6.
An example of an ionic bond is sodium chloride (NaCl) or table salt.
a)
true
b)
false
7.
A colloid is a mixture in which the solute particles do not dissolve but remain suspended throughout the solvent.
a)
true
b)
false
8.
A solution will have one phase of state as a solid, liquid, or gas.
a)
true
b)
false
9.
A substance's state of matter is dependent on the temperature and pressure at which the substance is observed.
a)
true
b)
false
10.
The main difference between mass and weight is that the measurement of weight will increase as the mass moves above the gravitational body and will decrease as the object moves toward the center of the body.
a)
true
b)
false
11.
Science is divided into ___ major branches.
a)
two
b)
three
c)
four
d)
five
12.
___ science is the practical application of science.
a)
Natural
b)
Applied
c)
Formal
d)
Social
13.
___ includes observation techniques, experimentation, reasoning, and verification of conclusions through testing and assessment.
a)
A theory
b)
The scientific method
c)
A hypothesis
d)
A thesis
14.
A(n) ___ is the fundamental material of which all matter is composed.
a)
molecule
b)
compound
c)
substance
d)
element
15.
A(n) ___ is composed of several different kinds of smaller particles arranged as a nucleus surrounded by a cloud of particles.
a)
compound
b)
molecule
c)
atom
d)
mixture
16.
An atomic number of an element is the number of ___ in the nucleus of an atom of that element.
a)
protons
b)
neutrons
c)
electrons
d)
molecules
17.
A ___ is a column in the periodic table in which the elements in the group have similar physical or chemical properties.
a)
class
b)
group
c)
category
d)
period
18.
A(n) ___ bond is a chemical bond in which one or more pairs of electrons are shared between two atoms.
a)
covalent
b)
hydrogen
c)
ionic
d)
metallic
19.
A(n) ___ bond is a bond in which atoms freely share their valence electrons among a group of like atoms.
a)
covalent
b)
hydrogen
c)
ionic
d)
metallic
20.
Silver is an example of a ___.
a)
mixture
b)
chemical compound
c)
pure chemical element
d)
blend
21.
A(n) ___ is the combination of substances in which their identities are retained and can be separated back into their original components.
a)
molecule
b)
chemical compound
c)
mixture
d)
element
22.
The ___ point is the temperature at which a substance changes from a solid to a liquid.
a)
defrost
b)
melting
c)
evaporation
d)
boiling
23.
A ___ has high compressibility.
a)
solid
b)
liquid
c)
gas
d)
plasma
24.
___ does not change with the position, movement, or alteration of an object's shape unless material is added or taken away from the object.
a)
Weight
b)
Gravity
c)
Density
d)
Mass
25.
Specific ___ is calculated as density × acceleration of gravity.
a)
mass
b)
weight
c)
gravity
d)
pressure
26.
The equation for density using weight is D = ___.
a)
V/W
b)
V × W
c)
P/W
d)
W/V
27.
The ___ of a substance is an indirect measure of the average kinetic energy of its molecules.
a)
pressure
b)
temperature
c)
weight
d)
mass
28.
1 atmosphere of pressure (atm) is defined as ___ psi and the mean sea level atmospheric pressure on Earth.
a)
10
b)
14.7
c)
28.4
d)
32.6
29.
The Earth's mass mainly consists of ___ elements.
a)
2
b)
3
c)
4
d)
6
30.
___ is used as the basis of measurement for the specific gravity of gases.
a)
Nitrogen
b)
Methane
c)
Air
d)
Hydrogen
31.

(a)   is any substance that has mass (weight) and occupies space by having volume.

32.

A(n) (a)   is a group of two or more atoms that form the smallest identifiable unit of a substance that retains the composition and chemical properties of that substance.

33.

A(n) (a)   is the mechanism by which atoms are held together to form molecules.

34.

An example of a(n) (a)   bond is H20 or water.

35.

An example of a(n) (a)   mixture would be salt and water in saltwater.

36.

A(n) (a)   property can only be distinguished by affecting the substance's internal structure.

37.

A(n) (a)   is a substance that continually deforms or flows under an applied external force pushing against it.

38.

A(n) (a)   will retain its shape and volume under normal temperatures and pressures.

39.

(a)   is used as the basis of measurement for the specific gravity of solids and liquids.

40.

(a)   is a dimensionless unit defined as the ratio of the density of a substance to the density of a reference substance, both at specified physical conditions.

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