Question 1

Every measurement consists of

Accepted Answer

A)  a number followed by a unit. 
B)  only whole numbers. 
C)  a fraction. 
D)  a number followed by a description of the device used to take the measurement. 
E)  There are no characteristics that all measurements share. 
A)  a number followed by a unit. 
B)  only whole numbers. 
C)  a fraction. 
D)  a number followed by a description of the device used to take the measurement. 
E)  There are no characteristics that all measurements share.

Question 2

A medium apple provides about 80 Calories. How many calories are provided by the apple?

Accepted Answer

A)  0.0008 calories 
B)  0.008 calories 
C)  80 calories 
D)  8000 calories 
E)  8 F1F1F1S1F1F1F10 104 calories 
A)  0.0008 calories 
B)  0.008 calories 
C)  80 calories 
D)  8000 calories 
E)  8 F1F1F1S1F1F1F10 104 calories

Question 3

A child's height is 36.2 inches. What is her height in centimeters?

Accepted Answer

A)  91.95 cm 
B)  92 cm 
C)  91.9 cm 
D)  14.25 cm 
E)  14.3 cm 
A)  91.95 cm 
B)  92 cm 
C)  91.9 cm 
D)  14.25 cm 
E)  14.3 cm

Question 4

You have a 25-g sample of a metal and you would like to identify it. You are certain that the metal is either copper (specific heat = 0.093 cal/gF1F1F1S1F1F1F10C), lead (specific heat = 0.031 cal/gF1F1F1S1F1F1F10C), or aluminum (specific heat = 0.22 cal/gF1F1F1S1F1F1F10C). You run an experiment in which you find that the metal absorbs 6.2 calories of heat when it increases in temperature from 25F1F1F1S1F1F1F10C to 33F1F1F1S1F1F1F10C. Which metal is it?

Accepted Answer

A)  copper 
B)  lead 
C)  iron 
D)  a mixture of copper and lead 
E)  It's not any of these metals. 
A)  copper 
B)  lead 
C)  iron 
D)  a mixture of copper and lead 
E)  It's not any of these metals.

Question 5

Which of the following conversion factors are useful when converting 312 mg to kilograms?

Accepted Answer

A)  II and III 
B)  II and IV 
C)  I and IV 
D)  I and III 
E)  All of them are useful. 
A)  II and III 
B)  II and IV 
C)  I and IV 
D)  I and III 
E)  All of them are useful.

Question 6

An aluminum ball is dropped into the graduated cylinder and the water level increases. If the ball has a volume of 6.8 mL, what is the new volume reading in the graduated cylinder?

Accepted Answer

A)  6.8 mL 
B)  83 mL 
C)  90.7 mL 
D)  96.8 mL 
E)  It is not possible to predict the volume without the density of aluminum. 
A)  6.8 mL 
B)  83 mL 
C)  90.7 mL 
D)  96.8 mL 
E)  It is not possible to predict the volume without the density of aluminum.

Question 7

A patient is given 5.00 mL of a medication that contains 0.0012 g of active ingredient per mL. To determine the amount of active ingredient administered, the product of the two numbers is calculated (5.00 mL F1F1F1S1F1F1F10 0.0012 g/mL). Using significant figures, what is this product?

Accepted Answer

A)  0.006 g 
B)  0.0060 g 
C)  0.00600 g 
D)  6.00 g 
E)  0 g 
A)  0.006 g 
B)  0.0060 g 
C)  0.00600 g 
D)  6.00 g 
E)  0 g

Question 8

There are five different objects with the diameters shown below. Which of these objects cannot be seen with the naked eye?

Accepted Answer

A)  1.0 nm 
B)  1.0 mm 
C)  1.0 μm 
D)  1.0 dm 
E)  1.0 cm 
A)  1.0 nm 
B)  1.0 mm 
C)  1.0 μm 
D)  1.0 dm 
E)  1.0 cm

Question 9

The smallest bone on the body, the stirrup-shaped stapes found in the middle ear, has a typical length of less than 0.33 cm. How long is typical maximum length of the stapes in inches?

Accepted Answer

A)  7.7 in 
B)  1 in 
C)  0.84 in 
D)  0.8 in 
E)  0.13 in 
A)  7.7 in 
B)  1 in 
C)  0.84 in 
D)  0.8 in 
E)  0.13 in

Question 10

Which of the following statements best describes specific heat?

Accepted Answer

A)  It is the specific amount of heat that a substance has at any one time. 
B)  It is the amount of heat energy required to boil water. 
C)  It is the amount of heat energy actually transferred during heating. 
D)  It is the amount of heat energy required to melt a substance. 
E)  It is the amount of heat energy required to raise the temperature of one gram of a substance by one degree. 
A)  It is the specific amount of heat that a substance has at any one time. 
B)  It is the amount of heat energy required to boil water. 
C)  It is the amount of heat energy actually transferred during heating. 
D)  It is the amount of heat energy required to melt a substance. 
E)  It is the amount of heat energy required to raise the temperature of one gram of a substance by one degree.

Question 11

Which of the following measurements includes a base unit?

Accepted Answer

A)  298 mg 
B)  2.981 g 
C)  5 F1F1F1S1F1F1F10 103 kg 
D)  3.6 mL 
E)  168 mm 
A)  298 mg 
B)  2.981 g 
C)  5 F1F1F1S1F1F1F10 103 kg 
D)  3.6 mL 
E)  168 mm

Question 12

Convert 312 mg to kilograms.

Accepted Answer

A)  3.12 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F104 kg 
B)  3.12 kg 
C)  0.312 kg 
D)  3.12 F1F1F1S1F1F1F10 105 kg 
E)  3.12 F1F1F1S1F1F1F10 108 kg 
A)  3.12 F1F1F1S1F1F1F10 10F1F1F1S1F1F1F104 kg 
B)  3.12 kg 
C)  0.312 kg 
D)  3.12 F1F1F1S1F1F1F10 105 kg 
E)  3.12 F1F1F1S1F1F1F10 108 kg

Question 13

What is the density of substance with a mass of 10.6 g and a volume of 12.0 mL?

Accepted Answer

A)  0.883 g/mL 
B)  1.4 g/mL 
C)  22.6 g/mL 
D)  1.13 mL/g 
E)  127 gmL 
A)  0.883 g/mL 
B)  1.4 g/mL 
C)  22.6 g/mL 
D)  1.13 mL/g 
E)  127 gmL

Question 14

You are asked to administer 3.50 mL of a liquid medication. Which measuring device would be the best choice for measuring 3.50 mL?

Accepted Answer

A)  A medicine cup 
B)  A syringe 
C)  A medicine cup and a syringe are equally good choices. 
D)  It would depend on the composition of the medication. 
E)  It is not possible to determine the answer with the given information. 
A)  A medicine cup 
B)  A syringe 
C)  A medicine cup and a syringe are equally good choices. 
D)  It would depend on the composition of the medication. 
E)  It is not possible to determine the answer with the given information.

Question 15

The cubic centimeter (cm3 or cc) is the same volume as a

Accepted Answer

A)  centimeter. 
B)  milliliter. 
C)  centiliter. 
D)  deciliter. 
E)  liter. 
A)  centimeter. 
B)  milliliter. 
C)  centiliter. 
D)  deciliter. 
E)  liter.

Question 16

Which of the following equalities is NOT correct?

Accepted Answer

A)  1 cm = 10-2 m 
B)  103 g = 1 kg 
C)  10-3 mL = 1 L 
D)  109 nm = 1 m 
E)  1 L = 10 dL 
A)  1 cm = 10-2 m 
B)  103 g = 1 kg 
C)  10-3 mL = 1 L 
D)  109 nm = 1 m 
E)  1 L = 10 dL

Question 17

Tylenol is ordered for a child weighing 42 pounds at a dosage of 15 mg per kilogram of body weight. You need to determine how many mg of Tylenol should be administered to this child in a single dose. In order to answer this question, a conversion is used that is actually written within the body of the question. Which factor is this?

Accepted Answer

A)  42 pounds = 15 mg of Tylenol 
B)  42 pounds = 1 kilogram of body weight 
C)  15 mg of Tylenol = 1 kilogram of body weight 
D)  15 mg of Tylenol = 1 pound of body weight 
E)  1 pound = 1 kilogram of body weight 
A)  42 pounds = 15 mg of Tylenol 
B)  42 pounds = 1 kilogram of body weight 
C)  15 mg of Tylenol = 1 kilogram of body weight 
D)  15 mg of Tylenol = 1 pound of body weight 
E)  1 pound = 1 kilogram of body weight

Question 18

Label each box with the appropriate state of matter.

Accepted Answer

A)  I: gas II: liquid III: solid 
B)  I: liquid II: solid III: gas 
C)  I: solid II: liquid III: gas 
D)  I: gas II: solid III: liquid 
E)  I: solid II: gas III: liquid 
A)  I: gas II: liquid III: solid 
B)  I: liquid II: solid III: gas 
C)  I: solid II: liquid III: gas 
D)  I: gas II: solid III: liquid 
E)  I: solid II: gas III: liquid

Question 19

In which temperature scale(s) does zero mean that all molecular motion has stopped?

Accepted Answer

A)  Kelvin 
B)  Celsius 
C)  Fahrenheit 
D)  Kelvin and Celsius 
E)  Celsius and Fahrenheit 
A)  Kelvin 
B)  Celsius 
C)  Fahrenheit 
D)  Kelvin and Celsius 
E)  Celsius and Fahrenheit

Question 20

Consider a warm summer's day at the beach. While the sand feels warm on your feet, the water feels cool. Which statement is the best explanation for this phenomenon?

Accepted Answer

A)  Surface water molecules protect deeper water molecules from the Sun's rays. 
B)  The specific heat of water is higher than that of the sand. 
C)  Water is denser than sand, so it feels cooler on the skin. 
D)  The specific heat of sand is higher than that of water. 
E)  Sand is denser than water. 
A)  Surface water molecules protect deeper water molecules from the Sun's rays. 
B)  The specific heat of water is higher than that of the sand. 
C)  Water is denser than sand, so it feels cooler on the skin. 
D)  The specific heat of sand is higher than that of water. 
E)  Sand is denser than water.

Every measurement consists of

A medium apple provides about 80 Calories. How many calories are provided by the apple?

A child's height is 36.2 inches. What is her height in centimeters?

Which of the following conversion factors are useful when converting 312 mg to kilograms?

An aluminum ball is dropped into the graduated cylinder and the water level increases. If the ball has a volume of 6.8 mL, what is the new volume reading in the graduated cylinder?

A patient is given 5.00 mL of a medication that contains 0.0012 g of active ingredient per mL. To determine the amount of active ingredient administered, the product of the two numbers is calculated (5.00 mL  0.0012 g/mL). Using significant figures, what is this product?

There are five different objects with the diameters shown below. Which of these objects cannot be seen with the naked eye?

The smallest bone on the body, the stirrup-shaped stapes found in the middle ear, has a typical length of less than 0.33 cm. How long is typical maximum length of the stapes in inches?

Which of the following statements best describes specific heat?

Which of the following measurements includes a base unit?

Convert 312 mg to kilograms.

What is the density of substance with a mass of 10.6 g and a volume of 12.0 mL?

You are asked to administer 3.50 mL of a liquid medication. Which measuring device would be the best choice for measuring 3.50 mL?

The cubic centimeter (cm³ or cc) is the same volume as a

Which of the following equalities is NOT correct?

Label each box with the appropriate state of matter.

In which temperature scale(s) does zero mean that all molecular motion has stopped?

Consider a warm summer's day at the beach. While the sand feels warm on your feet, the water feels cool. Which statement is the best explanation for this phenomenon?

Atomic Structure and Nuclear Radiation

Compounds and Molecules

Chemical Quantities and Chemical Reactions

Changes of State and the Gas Laws

Organic Chemistry: Hydrocarbons

Organic Chemistry and Biomolecules

Solutions, Colloids and Membranes

Acids and Bases

The Reactions of Organic Functional Groups in Biochemistry

Carbohydrates: Structure and Function

Lipids: Structure and Function

Proteins: Structure and Function

Nucleotides and Nucleic Acids

Energy and Metabolism

Filters

Exam 1: Measuring Matter and Energy

Every measurement consists of

A medium apple provides about 80 Calories. How many calories are provided by the apple?

A child's height is 36.2 inches. What is her height in centimeters?

Which of the following conversion factors are useful when converting 312 mg to kilograms?

An aluminum ball is dropped into the graduated cylinder and the water level increases. If the ball has a volume of 6.8 mL, what is the new volume reading in the graduated cylinder?

A patient is given 5.00 mL of a medication that contains 0.0012 g of active ingredient per mL. To determine the amount of active ingredient administered, the product of the two numbers is calculated (5.00 mL  0.0012 g/mL). Using significant figures, what is this product?

There are five different objects with the diameters shown below. Which of these objects cannot be seen with the naked eye?

The smallest bone on the body, the stirrup-shaped stapes found in the middle ear, has a typical length of less than 0.33 cm. How long is typical maximum length of the stapes in inches?

Which of the following statements best describes specific heat?

Which of the following measurements includes a base unit?

Convert 312 mg to kilograms.

What is the density of substance with a mass of 10.6 g and a volume of 12.0 mL?

You are asked to administer 3.50 mL of a liquid medication. Which measuring device would be the best choice for measuring 3.50 mL?

The cubic centimeter (cm3 or cc) is the same volume as a

Which of the following equalities is NOT correct?

Label each box with the appropriate state of matter.

In which temperature scale(s) does zero mean that all molecular motion has stopped?

Consider a warm summer's day at the beach. While the sand feels warm on your feet, the water feels cool. Which statement is the best explanation for this phenomenon?

Atomic Structure and Nuclear Radiation

Compounds and Molecules

Chemical Quantities and Chemical Reactions

Changes of State and the Gas Laws

Organic Chemistry: Hydrocarbons

Organic Chemistry and Biomolecules

Solutions, Colloids and Membranes

Acids and Bases

The Reactions of Organic Functional Groups in Biochemistry

Carbohydrates: Structure and Function

Lipids: Structure and Function

Proteins: Structure and Function

Nucleotides and Nucleic Acids

Energy and Metabolism

Filters

The cubic centimeter (cm³ or cc) is the same volume as a