Test Bank For Physical Science 12Th Edition By Bill Tillery

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