Chapter 1

Question 1

Everything you touch, feel,or taste is composed of chemicals that is—

Answer 1

Matter

Question 2

Some matter- lakes, trees,’
sand, and soil- is

Answer 2

naturally occurring

Question 3

other examples of mater- aspirin, CDs, nylon fabric, plastic syringes, and vaccines are

Answer 3

made by humans.

Question 4

It is the study of matter- its composition, properties, and transformations.

Answer 4

Chemistry

Question 5

It is anything that has mass and takes up volume.

Answer 5

Matter

Question 6

It studies anything that we touch, feel, see, smell, or taste,

Answer 6

Chemistry

Question 7

Some matter- cotton, sand, an apple, and the cardiac drug digoxin is ______, meaning it is isolated from natural sources.

Answer 7

naturally occurring

Question 8

Other substancesn y l o n , Styrofoam, the plastic used in soft drink bottles, and the pain reliever ibuprofen–are ____, meaning they are produced by chemists ni the laboratory

Answer 8

synthetic

Question 9

It is the science of everyday experience.

Answer 9

Chemistry

Question 10

The particles of a ____ are close together and highly organized.

Answer 10

solid

Question 11

The particles for a ______ are close together but more disorganized

Answer 11

liquid

Question 12

The particles of a _____ are far apart and disorganized.

Answer 12

gas

Question 13

A ____ converts one material into another.

Answer 13

A chemical change or a chemical reaction

Question 14

All matter can be classified as either a _______ or _______

Answer 14

pure substance or a mixture.

Question 15

It is composed of a single component and has a constant composition, regardless of the sample size and the originof the sample.

Answer 15

pure substance

Question 16

A pure substance, such as water or table sugar, can be characterized by its _______, because these properties do not change from sample to sample.

Answer 16

physical properties

Question 17

A ______ cannot be broken down to other pure substances by any physical change.

Answer 17

pure substance

Question 18

A ____ is composed of more than one substance. The composition of a mixture can vary depending on the sample.

Answer 18

mixture

Question 19

A ____ can be separated into its components by physical changes.

Answer 19

mixture

Question 20

Mixtures can be formed from—(3)

Answer 20

solids, liquids, and gases

Question 21

A/an ____ is a pure substance that cannot be broken down into simpler substances by a chemical reaction.

Answer 21

element

Question 22

A/an _____ is a pure substance formed by chemically combining (joining together) two or more elements.

Answer 22

compound

Question 23

1 k m = m

Answer 23

1000 m

Question 24

1 m = cm

Answer 24

100cm

Question 25

1m = mm

Answer 25

1,000mm

Question 26

1 cm = mm

Answer 26

10 mm

Question 27

1 k g = g

Answer 27

1 , 0 0 0 g

Question 28

1 g= mg

Answer 28

1,000 mg

Question 29

1 mg = micrograms

Answer 29

1,000 micrograms

Question 30

1 L = dL

Answer 30

10 dL

Question 31

1 L= mL

Answer 31

1,000mL

Question 32

1L= microliters

Answer 32

1,000,000 microliters

Question 33

1 dL = mL

Answer 33

100mL

Question 34

1 ft = in

Answer 34

12 in.

Question 35

1yd= ft

Answer 35

3ft

Question 36

1 mi = ft

Answer 36

5,280 ft

Question 37

1 in = cm

Answer 37

2.54cm

Question 38

1 m = in

Answer 38

39.4 in.

Question 39

1 km = mi

Answer 39

0.621 mi

Question 40

1Ib = oz

Answer 40

16oz

Question 41

1 ton = lb

Answer 41

2,000 lb

Question 42

1kg= lb

Answer 42

2.20lb

Question 43

1 lb = g

Answer 43

454g

Question 44

1 oz = g

Answer 44

28.3g

Question 45

1 qt = cups

Answer 45

4 cups

Question 46

1 qt = pt

Answer 46

2 pt

Question 47

1 qt = fl oz

Answer 47

32 fl oz

Question 48

1 gal = qt

Answer 48

4 qt

Question 49

1 L = qt

Answer 49

1.06 qt

Question 50

1 qt = mL

Answer 50

946 mL

Question 51

1 fl oz = mL

Answer 51

29.6 mL

Question 52

A ____ is a term that converts a quantity in one unit to a quantity in another unit.

Answer 52

conversion factor

Question 53

Fahrenheit to Celsius

Answer 53

( F - 32 ) (5/9)

Question 54

Celsius to Fahrenheit

Answer 54

( 9/5 x Celsius ) + 32