Question 1

How many kilometers are in 800 m?

Accepted Answer

A)  0.008 
B)  0.08 
C)  0.8 
D)  800 
A)  0.008 
B)  0.08 
C)  0.8 
D)  800

Question 2

The prefix nano means ________.

Accepted Answer

A)  103 
B)  10-9 
C)  106 
D)  109 
A)  103 
B)  10-9 
C)  106 
D)  109

Question 3

Which of the following variables can be most easily controlled?

Accepted Answer

A)  blood pressure 
B)  diet 
C)  humidity 
D)  indoor temperature 
A)  blood pressure 
B)  diet 
C)  humidity 
D)  indoor temperature

Question 4

After a yellow solid is dissolved in water, the liquid appears to be uniformly yellow throughout. This yellow liquid is best classified as a(n)

Accepted Answer

A)  compound. 
B)  heterogeneous mixture. 
C)  homogeneous mixture. 
D)  ideal mixture. 
A)  compound. 
B)  heterogeneous mixture. 
C)  homogeneous mixture. 
D)  ideal mixture.

Question 5

Archaeological evidence indicates that ancient Egyptians were brewing beer and other fermented beverages over 4000 years ago. In the mid-19th century, French scientist Louis Pasteur discovered and explained the source of fermentation using yeast. This example illustrates that

Accepted Answer

A)  scientific knowledge may come before technological knowledge. 
B)  technological knowledge may come before scientific knowledge. 
C)  science and technology mean the same thing. 
D)  science and technology are not related. 
A)  scientific knowledge may come before technological knowledge. 
B)  technological knowledge may come before scientific knowledge. 
C)  science and technology mean the same thing. 
D)  science and technology are not related.

Question 6

The boiling point of water on the Celsius temperature scale is

Accepted Answer

A)  100°C. 
B)  212°C. 
C)  273°C. 
D)  373°C. 
A)  100°C. 
B)  212°C. 
C)  273°C. 
D)  373°C.

Question 7

The SI unit of length is the kilometer.

Accepted Answer

A) True 
 B)False

How many kilometers are in 800 m?

The prefix nano means ________.

Which of the following variables can be most easily controlled?

After a yellow solid is dissolved in water, the liquid appears to be uniformly yellow throughout. This yellow liquid is best classified as a(n)

Archaeological evidence indicates that ancient Egyptians were brewing beer and other fermented beverages over 4000 years ago. In the mid-19th century, French scientist Louis Pasteur discovered and explained the source of fermentation using yeast. This example illustrates that

The boiling point of water on the Celsius temperature scale is

The SI unit of length is the kilometer.

Atoms

Atomic Structure

Chemical Bonds

Chemical Accounting

Gases, Liquids, Solids, and Intermolecular Forces

Acids and Bases

Oxidation and Reduction

Organic Chemistry

Polymers

Nuclear Chemistry

Chemistry of the Earth

Air

Water

Energy

Biochemistry

Food

Drugs

Fitness and Health

Chemistry Down on the Farm

Household Chemicals

Poisons

Filters

Exam 1: Chemistry

How many kilometers are in 800 m?

The prefix nano means ________.

Which of the following variables can be most easily controlled?

After a yellow solid is dissolved in water, the liquid appears to be uniformly yellow throughout. This yellow liquid is best classified as a(n)

Archaeological evidence indicates that ancient Egyptians were brewing beer and other fermented beverages over 4000 years ago. In the mid-19th century, French scientist Louis Pasteur discovered and explained the source of fermentation using yeast. This example illustrates that

The boiling point of water on the Celsius temperature scale is

The SI unit of length is the kilometer.

Atoms

Atomic Structure

Chemical Bonds

Chemical Accounting

Gases, Liquids, Solids, and Intermolecular Forces

Acids and Bases

Oxidation and Reduction

Organic Chemistry

Polymers

Nuclear Chemistry

Chemistry of the Earth

Air

Water

Energy

Biochemistry

Food

Drugs

Fitness and Health

Chemistry Down on the Farm

Household Chemicals

Poisons

Filters