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Applying the Concepts
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1

The process of comparing a property of an object to a well defined and agreed-upon referent is called
A)generalizing.
B)measurement.
C)graphing.
D)scientific investigation.
2

The height of an average person is closest to
A)1.0 m.
B)1.5 m.
C)2.5 m.
D)3.5 m.
3

Which of the following standard units is defined in terms of an object as opposed to an event?
A)kilogram
B)meter
C)second
D)None of the above is correct.
4

One-half liter of water has a mass of
A)0.5 g.
B)5 g.
C)50 g.
D)500 g.
5

A cubic centimeter (cm3) of water has a mass of about 1
A)mL.
B)kg.
C)g.
D)dm.
6

Measurement information that is used to describe something is called
A)referents.
B)properties.
C)data.
D)a scientific investigation.
7

The property of volume is a measure of
A)how much matter an object contains.
B)how much space an object occupies.
C)the compactness of matter in a certain size.
D)the area on the outside surface.
8

As the volume of a cube becomes larger and larger, the surface area-to-volume ratio
A)increases.
B)decreases.
C)remains the same.
D)sometimes increases and sometimes decreases.
9

If you consider a very small portion of a material that is the same throughout, the density of the small sample will be
A)much less.
B)slightly less.
C)the same.
D)greater.
10

Symbols that are used in equations represent
A)a message.
B)specific properties.
C)quantities, or measured properties.
D)all of the above.
11

An equation is composed of symbols in such a way that
A)the numbers and units on both sides are always equal.
B)the units are equal, but the numbers are not because one is unknown.
C)the numbers are equal, but the units are not equal.
D)neither the numbers nor units are equal because of the unknown.
12

The symbol ∴ has a meaning of
A)is proportional to.
B)the change in.
C)therefore.
D)however.
13

Quantities, or measured properties, that are capable of changing values are called
A)data.
B)variables.
C)proportionality constants.
D)dimensionless constants.
14

A proportional relationship that is represented by the symbols a ∝ 1/b represents which of the following relationships?
A)direct proportion
B)inverse proportion
C)direct square proportion
D)inverse square proportion
15

A hypothesis concerned with a specific phenomenon is found to be acceptable through many experiments over a long period of time. This hypothesis usually becomes known as a
A)scientific law.
B)scientific principle.
C)theory.
D)model.
16

A scientific law can be expressed as
A)a written concept.
B)an equation.
C)a graph.
D)all of the above.
17

The symbol ∝ has a meaning of
A)almost infinity.
B)the change in.
C)is proportional to.
D)therefore.
18

Which of the following symbols represents a measured property of the compactness of matter?
A)m
B)p
C)V
D)Δ







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