Test Bank For Physical Science 12Th Edition By Bill Tillery
Physical Science, 12e (Tillery)
Chapter 1 What is Science?
1) The property of mass is a measure of how heavy an object is.
2) A referent is a familiar object one can use to describe the property of an object.
3) Measurement information used to describe something is called data.
4) A 100 g piece of iron has twice the volume as a 50 g piece of iron.
5) The mass of 1000 cm3 of water is a kilogram.
6) The density of a 100 g piece of iron is twice as great as the density of a 50 g piece of iron.
7) A controlled experiment has all variables held constant.
8) The symbol µ has the meaning of “is proportional to.”
9) A theory is a hypothesis that has been shown to be correct by many experiments.
10) The symbol “∆” is used to refer to an object’s density.
11) Equations are used to
A) describe a property.
B) define a concept.
C) describe how quantities change together.
D) All of the answers are correct.
12) Which of the following is NOT a SI unit of the property it measures?
A) length—meter
B) volume—liter
C) time—second
D) mass—kilogram
13) In the text, the equation V = tk is used to describe the relationship between the volume of a gas tank and the time required to fill it. The symbol “k“
A) has units of min/gal.
B) is a variable.
C) is the proportionality constant.
D) depends on the length of time.
14) The English unit of volume closest in size to a liter is
A) gallon.
B) ounce.
C) quart.
D) cup.
15) If a cube of Jell-O gelatin dessert is cut into two pieces, what total property of the new pieces change?
A) mass
B) volume
C) density
D) surface area
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