Chapter 15 - Introduction to Science & Metrics

Question 1

What prefix would you add to the root “thermia” for a term that means above-normal temperature?

Answer 1

Hyper-

Question 2

What is the root of the word “neurology” and what does it mean?

Answer 2

Neuro, nerve

Question 3

All units in the metric system are based on what numeric power?

Answer 3

Power of 10

Question 4

What is the standard metric unit of weight?

Answer 4

Gram (g)

Question 5

What is the standard metric unit of distance?

Answer 5

Meter (m)

Question 6

What is the standard metric unit of volume?

Answer 6

Liter (L)

Question 7

1 inch = _____ centimeters.

Answer 7

2.54

Question 8

All matter in the universe is made up of fundamental units called _____.

Answer 8

atoms

Question 9

1 ounce = _____ grams.

Answer 9

28.4

Question 10

1 pound = _____ grams.

Answer 10

454

Question 11

Name the two standard scales for measuring temperature.

Answer 11

Fahrenheit and Celsius or Centigrade

Question 12

What is the pH of pure water?

Answer 12

7

Question 13

1 kilogram = _____ pounds.

Answer 13

2.2

Question 14

When two or more atoms combine, it is called a _____.

Answer 14

molecule

Question 15

A 1:10 dilution has _____ ml substance and _____ ml diluent.

Answer 15

1, 9

Question 16

pH is expressed on a scale from _____ to _____.

Answer 16

0 to 14

Question 17

37 °C = ____°F.

Answer 17

98.6°

Question 18

Is a pH of 2 acidic or alkaline (basic)?

Answer 18

Acidic

Question 19

What does “dilute” mean?

Answer 19

To reduce the concentration of a solution by adding liquid.

Question 20

What is the study of the interaction of molecules and recombination of their atoms?

Answer 20

Chemistry