Interactive Chemistry Chapter 1 Review

Question 1

The amount of space matter takes up

Accepted Answer

Volume

Question 2

The measure of the average kinetic energy of a substance

Accepted Answer

Temperature

Question 3

Used to separate a mixture based on substance size

Accepted Answer

Filtration

Question 4

The study of matter and how it changes

Accepted Answer

Chemistry

Question 5

CH4 + 2O2 --> CO2 + 2H2O

Accepted Answer

Combustion

Question 6

A substance made up of 2 or more DIFFERENT atoms

Accepted Answer

Compound

Question 7

Used to separate a mixture based on boiling points

Accepted Answer

Distillation

Question 8

Physical change

Accepted Answer

melting

Question 9

mass / volume

Accepted Answer

Density

Question 10

A group of 2 or more atoms held together by a chemical bond

Accepted Answer

molecule

Question 11

When a substance releases energy into the surrounding

Accepted Answer

Exothermic

Question 12

Chemical Bond

Accepted Answer

Electric force holding 2 or more atoms together

Question 13

A substance which cannot be broken down into other substances

Accepted Answer

Element

Question 14

The measure of force due to gravity on matter

Accepted Answer

weight

Question 15

When a substance absorbs energy from the surrounding

Accepted Answer

Endothermic

Question 16

A characteristic of a substance which describes it's ability to change into a new substance

Accepted Answer

Chemical Property

Question 17

A measure used to describe the relationship between mass and volume of an object or substance

Accepted Answer

Density

Question 18

The amount of matter (atoms) in an object

Accepted Answer

Mass

Question 19

Characteristic of a substance which can be observed without changing it into a new substance

Accepted Answer

Physical property

Question 20

Total energy of the motion of all particles in a substance

Accepted Answer

Thermal energy

Question 21

A mixture composed of 2 or more substances which can be easily separated; NOT a solution

Accepted Answer

heterogeneous mixture

Question 22

Smallest form of matter made up of protons, neutrons, and electrons

Accepted Answer

Atom

Question 23

Used to separate a mixture based on it's magnetic property

Accepted Answer

Magnetic attraction

Question 24

Used to separate a mixture based on it's density

Accepted Answer

Centrifugation

Question 25

Represents the ratio of atoms in a molecule or compound

Accepted Answer

Chemical formula

Question 26

A mixture composed of 2 or more substances; difficult to separate

Accepted Answer

homogeneous mixture

Question 27

A single kind of matter which is pure; made up of a specific composition

Accepted Answer

Substance

Question 28

Chemical change

Accepted Answer

oxidation

Question 29

Standard system of units scientists use around the world

Accepted Answer

SI units

Question 30

Matter cannot be created or destroyed

Accepted Answer

Law of Conservation of Mass

Question 31

Anything that has mass and takes up space?

Accepted Answer

Matter

Question 32

Measuring the volume of an irregular object

Accepted Answer

displacement method

Question 33

2H2O --> 2H2 + O2

Accepted Answer

Chemical change

Interactive Chemistry Chapter 1 Review

Questions 33

Interactive Chemistry Chapter 1 Review

Questions 33