Quiz about Science Chemistry

Question 1

The amount of space something takes up.

Accepted Answer

volume

Answer

matter

Answer

mass

Answer

element

Question 2

Anything that has mass and takes up space.

Accepted Answer

matter

Answer

volume

Answer

solid

Answer

temperature

Question 3

The measure of the energy of motion in the particles of matter, which we feel as how hot or cold something is.

Accepted Answer

temperature

Answer

matter

Answer

gas

Answer

atomic theory

Question 4

The state of matter in which a substance has a definite shape and definite volume.

Accepted Answer

solid

Answer

gas

Answer

atom

Answer

liquid

Question 5

The state of matter in which a substance has a definite volume but no definite shape.

Accepted Answer

liquid

Answer

gas

Answer

solid

Answer

matter

Question 6

The state of matter in which a substance does not have a definite shape or volume.

Accepted Answer

gas

Answer

element

Answer

compound

Answer

liquid

Question 7

The smallest unit into which an element can be divided and still retain all the properties of that element.

Accepted Answer

atom

Answer

atomic theory

Answer

compound

Answer

element

Question 8

A mixture that has the same composition throughout because all the parts are mixed evenly.

Accepted Answer

solution

Answer

reaction

Answer

mixture

Answer

atam

Question 9

What state(s) of matter are present at B-C?

Accepted Answer

Solid-liquid

Answer

Liquid

Answer

Liquid-gas

Answer

Gas-Solid

Question 10

Change from gas to liquid...

Accepted Answer

condensation

Answer

evaporation

Answer

expansion

Answer

movement

Question 11

Change from Liquid to Solid is call......

Accepted Answer

Freezing

Answer

fusion

Answer

sublimation

Answer

evaporation

Question 12

What phase of matter is shown in the diagram? (The particles are close to each other but move around freely.)

Accepted Answer

liquid

Answer

solid

Answer

gas

Answer

physical change

Question 13

What phase of matter is shown in the diagram? (It is a regular pattern and the particles are locked in place.)

Accepted Answer

solid

Answer

liquid

Answer

gas

Answer

physical changes

Question 14

What phase of matter is shown in the diagram? (The particles are far apart and have lots of energy.)

Accepted Answer

gas

Answer

solid

Answer

liquid

Answer

phase change

Question 15

The speed of the molecules determines the _____.

Accepted Answer

temperature

Answer

volume

Answer

density

Answer

pressure

Question 16

Phase change going from a Gas to a Solid...

Accepted Answer

Deposition

Answer

Sublimation

Answer

Condensation

Answer

Vaporization

Question 17

Which of the following best describes an atom?

Accepted Answer

a core (center) of protons and neutrons surrounded by electrons

Answer

protons and neutrons grouped together

Answer

protons and electrons grouped together

Answer

a core of electrons and neutrons surrounded by protons

Question 18

Which of the following is found farthest from the center of an atom?

Accepted Answer

electron

Answer

nucleus

Answer

proton

Answer

neutron

Question 19

Cobalt (Co) has 27 protons in each atom. Based on this information, which of the following also describes an atom of Cobalt?

Accepted Answer

It has 27 electrons.

Answer

It has no neutrons.

Answer

It has 13 neutrons and 14 electrons.

Answer

It has a total of 86 neutrons and electrons.

Question 20

An atom has 54 protons, 54 electrons, and 131 neutrons. What is the atomic number of the atom?

Accepted Answer

54

Answer

77

Answer

131

Answer

185

Question 21

What kind of charge do neutrons have?

Accepted Answer

neutral

Answer

positive

Answer

negative

Answer

-3

Question 22

The vertical (up and down) columns in the Periodic Table are called

Accepted Answer

groups

Answer

towers

Answer

periods

Answer

atomic numbers

Question 23

What does 12.011 represent?

Accepted Answer

atomic mass

Answer

atomic number

Answer

element name

Answer

chemical symbol

Question 24

What does the 6 represent?

Accepted Answer

atomic number

Answer

atomic mass

Answer

element name

Answer

chemical symbol

Question 25

These are found on the Periodic Table.

Accepted Answer

Elements

Answer

Compounds

Answer

Mixtures

Question 26

Solubility is defined as

Accepted Answer

the ability to be dissolved

Answer

the ability to catch on fire

Answer

the ability to fly.

Answer

the ability to get on Mrs. D's nerves.

Question 27

The substance being dissolved in a solution.

Accepted Answer

solute

Answer

sands

Answer

solvent

Answer

alloy

Question 28

The substance in which a solute is dissolved

Accepted Answer

solvent

Answer

sands

Answer

alloy

Answer

negative particles

Question 29

Solutions are composed of __________ .

Accepted Answer

solutes and solvents

Answer

salts and solutes

Answer

solvents and salts

Answer

solutes and alloys

Question 30

Which of the following represents an element?

Accepted Answer

H2

Answer

H2O

Answer

NaCl

Answer

CaCO3

Question 31

Which of the following is not a compound?

Accepted Answer

Cl2

Answer

HCl

Answer

NaCl

Answer

CO2

Question 32

Name this compound: H₂O

Accepted Answer

Water

Answer

Carbon dioxide

Answer

Hydrogen peroxide

Answer

Sulfuric acid

Question 33

A molecule is

Accepted Answer

two or more atoms bonded together

Answer

one type of atom

Answer

smaller than an atom

Answer

an element

Question 34

What is the Law of Conservation of mass?

Accepted Answer

Mass is never created or destroyed

Answer

Mass is created in a chemical reaction

Answer

Mass is created in a physical change

Answer

New chemicals formed from a chemical reaction have a larger overall mass than the original reactants

Question 35

In a reaction A + B ----> C,  reactant A has 5g and product  C has 9g. How many grams does reactant B should have?

Accepted Answer

4g

Answer

5g

Answer

9g

Answer

14g

Question 36

Melting ice

Accepted Answer

physical change

Answer

chemical change

Question 37

Burning wood

Accepted Answer

chemical change

Answer

physical change

Question 38

Acid in stomach, breaking down food.

Accepted Answer

chemical change

Answer

physical change

Question 39

Soured milk

Accepted Answer

chemical change

Answer

physical change

Question 40

Which change describes a substance that changes shape, form, or appearance but is still the same substance?

Accepted Answer

physical change

Answer

chemical change

Question 41

What happens when a new substance is produced during a reaction?

Accepted Answer

chemical change

Answer

physical change

Question 42

rusty nail

Accepted Answer

chemical change

Answer

physical change

Question 43

Is wood burning a physical or chemical change?

Accepted Answer

Chemical

Answer

Physical

Question 44

Is making orange juice a physical or chemical change?

Accepted Answer

Physical

Answer

Chemical

Question 45

Is copper tarnishing a physical or chemical change?

Accepted Answer

Chemical

Answer

Physical

Question 46

Acidity is a ---- property.

Accepted Answer

Chemical

Answer

Physical

Question 47

Photosynthesis is the process in which plants make sugar(glucose) and oxygen. It is a ---- property.

Accepted Answer

Chemical

Answer

Physical

Question 48

Solubility, the ability to dissolve, is a --- property.

Accepted Answer

Physical

Answer

Chemical

Question 49

Ductility, the ability to be stretched into thin wires, is a --- property.

Accepted Answer

Physical

Answer

Chemical

Question 50

Combustion or exploding, is a --- property.

Accepted Answer

Chemical

Answer

Physical

Question 51

When metal comes in contact with oxygen and water, it creates ---- through a chemical reaction.

Accepted Answer

Rust (tarnish)

Answer

Mold

Answer

Decomposition

Answer

Copper

Question 52

Malleability, the ability to be flattened into thin sheets, is a ---property.

Accepted Answer

Physical

Answer

Chemical

Question 53

Decay or rotting of a substance is a ---- property.

Accepted Answer

Chemical

Answer

Physical

Question 54

Solubility, the ability to dissolve, is a --- property.

Accepted Answer

Physical

Answer

Chemcial

Question 55

Bubbles produced as in the yeast and peroxide demonstration is an example of a --- property.

Accepted Answer

Chemical

Answer

Physical

Question 56

Red litmus paper turns blue because of a --- property of the solution tested.

Accepted Answer

Chemical

Answer

Physical

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