Question 1

Even with the most recent advances in microscopy,it is impossible to image an atom.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following is NOT true?

Accepted Answer

A) The degree "symbol" is not used with the Kelvin scale. 
B) A kelvin degree is the same size as a Celsius degree. 
C) The Kelvin temperature scale avoids use of negative numbers. 
D) Water boils at the same temperature value on both the Kelvin and Celsius scales. 
E) none of the above 
A) The degree "symbol" is not used with the Kelvin scale. 
B) A kelvin degree is the same size as a Celsius degree. 
C) The Kelvin temperature scale avoids use of negative numbers. 
D) Water boils at the same temperature value on both the Kelvin and Celsius scales. 
E) none of the above

Question 3

The heat capacity of a substance is the quantity of thermal heat required to change the temperature of a given amount of the substance by 100°C.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following items is NOT a common unit of energy?

Accepted Answer

A) joule 
B) torr 
C) calorie 
D) kilowatt-hour 
E) none of the above 
A) joule 
B) torr 
C) calorie 
D) kilowatt-hour 
E) none of the above

Question 5

Which of the following statements about matter is FALSE?

Accepted Answer

A) Matter occupies space and has mass. 
B) Matter exists in either a solid,liquid or gas state. 
C) Matter is ultimately composed of atoms. 
D) Matter is smooth and continuous. 
E) none of the above 
A) Matter occupies space and has mass. 
B) Matter exists in either a solid,liquid or gas state. 
C) Matter is ultimately composed of atoms. 
D) Matter is smooth and continuous. 
E) none of the above

Question 6

Which type of energy is associated with position?

Accepted Answer

A) chemical 
B) electrical 
C) potential 
D) kinetic 
E) none of the above 
A) chemical 
B) electrical 
C) potential 
D) kinetic 
E) none of the above

Question 7

When a temperature in degrees Celsius is converted to kelvins,the Kelvin value will have the same number of decimal places as the Celsius value.

Accepted Answer

A) True 
 B)False

Question 8

The temperature of 390 kelvin is warmer than which one of the following temperatures?

Accepted Answer

A) 250 deg F 
B) 135 deg C 
C) 109 deg C 
D) 44 deg F 
E) none of the above 
A) 250 deg F 
B) 135 deg C 
C) 109 deg C 
D) 44 deg F 
E) none of the above

Question 9

Liquids have definite volume and indefinite shape.

Accepted Answer

A) True 
 B)False

Question 10

How would you classify sugar?

Accepted Answer

A) pure substance-compound 
B) mixture-heterogeneous 
C) pure substance-element 
D) mixture-homogeneous 
E) none of the above 
A) pure substance-compound 
B) mixture-heterogeneous 
C) pure substance-element 
D) mixture-homogeneous 
E) none of the above

Question 11

Which of the following statements about energy is FALSE?

Accepted Answer

A) An object possessing energy can do work on another object. 
B) Energy can neither be created nor destroyed. 
C) Energy is the single main component of the universe. 
D) Energy is the capacity to do work. 
E) All of the above statements are true. 
A) An object possessing energy can do work on another object. 
B) Energy can neither be created nor destroyed. 
C) Energy is the single main component of the universe. 
D) Energy is the capacity to do work. 
E) All of the above statements are true.

Question 12

What is the value of 27°C on the Fahrenheit temperature scale?

Accepted Answer

A) -6.8 
B) 106 
C) 300 
D) 81 
E) none of the above 
A) -6.8 
B) 106 
C) 300 
D) 81 
E) none of the above

Question 13

Solids have indefinite shape and volume.

Accepted Answer

A) True 
 B)False

Question 14

Electrical energy is associated with the flow of electrical charge.

Accepted Answer

A) True 
 B)False

Question 15

An example of a chemical change is burning a wood log to give a pile of ashes.

Accepted Answer

A) True 
 B)False

Question 16

The temperature of 0°F is colder than the temperature of 0°C.

Accepted Answer

A) True 
 B)False

Question 17

Physical properties are:

Accepted Answer

A) those that a substance displays only through changing its composition. 
B) those that cause atoms and molecules to change. 
C) those that a substance displays without changing its composition. 
D) identical for all solid matter. 
E) none of the above 
A) those that a substance displays only through changing its composition. 
B) those that cause atoms and molecules to change. 
C) those that a substance displays without changing its composition. 
D) identical for all solid matter. 
E) none of the above

Question 18

Skim milk is a heterogeneous mixture.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following items is a physical property?

Accepted Answer

A) the corrosive action of acid rain on granite 
B) the odor of spearmint gum 
C) the combustion of gasoline 
D) the tarnishing of a copper statue 
E) none of the above 
A) the corrosive action of acid rain on granite 
B) the odor of spearmint gum 
C) the combustion of gasoline 
D) the tarnishing of a copper statue 
E) none of the above

Question 20

A kelvin degree is the same size as a Celsius degree.

Accepted Answer

A) True 
 B)False

Even with the most recent advances in microscopy,it is impossible to image an atom.

Which of the following is NOT true?

The heat capacity of a substance is the quantity of thermal heat required to change the temperature of a given amount of the substance by 100°C.

Which of the following items is NOT a common unit of energy?

Which of the following statements about matter is FALSE?

Which type of energy is associated with position?

When a temperature in degrees Celsius is converted to kelvins,the Kelvin value will have the same number of decimal places as the Celsius value.

The temperature of 390 kelvin is warmer than which one of the following temperatures?

Liquids have definite volume and indefinite shape.

How would you classify sugar?

Which of the following statements about energy is FALSE?

What is the value of 27°C on the Fahrenheit temperature scale?

Solids have indefinite shape and volume.

Electrical energy is associated with the flow of electrical charge.

An example of a chemical change is burning a wood log to give a pile of ashes.

The temperature of 0°F is colder than the temperature of 0°C.

Physical properties are:

Skim milk is a heterogeneous mixture.

Which of the following items is a physical property?

A kelvin degree is the same size as a Celsius degree.

The Chemical World

Measurement and Problem Solving

Atoms and Elements

Molecules and Compounds

Chemical Composition

Chemical Reactions

Quantities in Chemical Reactions

Electrons in Atoms and the Periodic Table

Chemical Bonding

Gases

Liquids, solids, and Intermolecular Forces

Solutions

Acids and Bases

Chemical Equilibrium

Oxidation and Reduction

Radioactivity and Nuclear Chemistry

Organic Chemistry

Biochemistry

Filters

Exam 3: Matter and Energy

Even with the most recent advances in microscopy,it is impossible to image an atom.

Which of the following is NOT true?

The heat capacity of a substance is the quantity of thermal heat required to change the temperature of a given amount of the substance by 100°C.

Which of the following items is NOT a common unit of energy?

Which of the following statements about matter is FALSE?

Which type of energy is associated with position?

When a temperature in degrees Celsius is converted to kelvins,the Kelvin value will have the same number of decimal places as the Celsius value.

The temperature of 390 kelvin is warmer than which one of the following temperatures?

Liquids have definite volume and indefinite shape.

How would you classify sugar?

Which of the following statements about energy is FALSE?

What is the value of 27°C on the Fahrenheit temperature scale?

Solids have indefinite shape and volume.

Electrical energy is associated with the flow of electrical charge.

An example of a chemical change is burning a wood log to give a pile of ashes.

The temperature of 0°F is colder than the temperature of 0°C.

Physical properties are:

Skim milk is a heterogeneous mixture.

Which of the following items is a physical property?

A kelvin degree is the same size as a Celsius degree.

The Chemical World

Measurement and Problem Solving

Atoms and Elements

Molecules and Compounds

Chemical Composition

Chemical Reactions

Quantities in Chemical Reactions

Electrons in Atoms and the Periodic Table

Chemical Bonding

Gases

Liquids, solids, and Intermolecular Forces

Solutions

Acids and Bases

Chemical Equilibrium

Oxidation and Reduction

Radioactivity and Nuclear Chemistry

Organic Chemistry

Biochemistry

Filters