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science final review

Total questions: 95

Worksheet time: 1hrs 4mins

Name
Class
Date
1.

the study of nonliving matter and energy

a)

matter

b)

physical science

c)

chemistry

d)

periodicity

2.

what are the to types of physical science?

a)

mixtures and bonds

b)

heterogeneous and homogeneous

c)

atoms and molecules

d)

physics and chemistry

3.

What is the first step of the scientific inquiry

a)

questioning

b)

forming a hypothesis

c)

observation

d)

comunication

4.

what is the metric prefix for temperature

a)

kelvin

b)

second

c)

candela

d)

fahrenheit and celsius

5.

what is the metric prefix for mass

a)

ampere

b)

mol

c)

kilogram

d)

meter

6.

what is the metric prefix for length?

a)

meter

b)

kelvin

c)

candela

d)

kilogram

7.

what is the metric prefix for luminocity

a)

meter

b)

mol

c)

ampere

d)

candela

8.

what is the metric prefix for current?

a)

mol

b)

meter

c)

ampere

d)

kilogram

9.

what is the metric prefix for quantity

a)

mol

b)

kilogram

c)

mass

d)

meter

10.

what is the metric prefix for time?

a)

second

b)

hour

c)

day

d)

minute

11.

what does si stand for

a)

International system of units

b)

international unit system

c)

interscience

d)

Science international

12.

what is not a purpose of ethics in science

a)

protect living subjects

b)

ensure reliable data

c)

ensure right doing

d)

have a good reputation

13.

a system of moral values or a theory of proper conduct

a)

ethics

b)

christian ethics

c)

science

d)

physics

14.

what is one thing christian ethics are not based off of?

a)

biblical principles

b)

biblical outcomes

c)

the humanistic worldview

d)

biblical motivaitons

15.

anything that occupies space and has mass

a)

molecules

b)

matter

c)

atoms

d)

particles

16.

the building block of all matter

a)

mass

b)

matter

c)

molecules

d)

atoms

17.

a distinct group of two or more atoms covalently bonded together

a)

atoms

b)

molecules

c)

matter

d)

chemical bonds

18.

a model that states that all physical matter exists in the form of particles (atoms or molecules) in constant motion

a)

particle model of matter

b)

law of relativity

c)

atomic structure

d)

scientific inquiry

19.

the mass of matter contained within a particular volume

a)

molecules

b)

volume

c)

density

d)

mass

20.

what is the formula to calculate density

a)

d=m/v

b)

d=v/m

c)

m=d/v

d)

v=m/d

21.

why do we classify matter

a)

because it makes calculating the density easier

b)

to provide a structure so that we can conduct and scientific study

c)

somebody thought is was a good idea

d)

Niels bohr didn't like the current way of classifying things

22.

what is a pure substance that consists of atoms with the same atomic number

a)

elements

b)

compounds

c)

mixtures

d)

bonds

23.

a pure substance consisting of atoms of two or more different elements that are chemically combined

a)

element

b)

ions

c)

isotope

d)

compound

24.

a mixture that does not have a uniform appearance because the combined substances are unevenly distributed

a)

covalent

b)

heterogeneous

c)

homogeneous

d)

ionic

25.

a mixture that has a uniform appearance throughout

a)

covalent

b)

heterogenous

c)

homogeneous

d)

ionic

26.

which of the following is not a state of matter

a)

solid

b)

liquid

c)

gas

d)

fire

27.

the state of matter in which particles vibrate in fixed positions, giving the substance a fixed shape and volume

a)

solid

b)

fire

c)

gas

d)

liquid

28.

the state of matter in which particles are close together but able to move around

a)

solid

b)

fire

c)

gas

d)

liquid

29.

the state of matter where particles are far apart, move rapidly, and have little interaction with each other

a)

solid

b)

fire

c)

gas

d)

liquid

30.

gas to liquid

a)

condensation

b)

freezing

c)

sublimation

d)

decompititon

31.

liquid to solid

a)

meliting

b)

evaporation

c)

freezing

d)

sublimation

32.

solid to gas

a)

freezing

b)

condensation

c)

melting

d)

sublimation

33.

gas to solid

a)

deposition

b)

sublimation

c)

evaporation

d)

freezing

34.

solid to liquid

a)

condensation

b)

evaporation

c)

melting

d)

precipitation

35.

liquid to gas

a)

sublimation

b)

condensation

c)

freezing

d)

evaportaion

36.

who developed the model where electrons travel in distinct spherical regions called energy levels at fixed distances from the nucleus

a)

niels bohr

b)

antoine lavoisier

c)

robert boyle

d)

jacob berzelius

37.

an atom of an element with a different number of neutrons compared to another atom-has a different mass number

a)

anion

b)

isotope

c)

ion

d)

cation

38.

which of the following is not a subatomic particle

a)

ion

b)

electrons

c)

protons

d)

neutrons

39.

chose the false statement

a)

electrons= negative

b)

protons = positive

c)

neutrons= negative

d)

neutrons = neutral

40.

which model did jj thomson make?

a)

nuclear model

b)

saturnian model

c)

bohr model

d)

plum pudding model

41.

which two subatomic particles make up the nucleus

a)

neutrons and electrons

b)

protons and neutrons

c)

electrons and protons

d)

just protons

42.

how many elements did the ancient greeks believe existed

a)

five

b)

four

c)

three

d)

six

43.

robert boyle made the transition from alchemy to (a)  

44.

who made the list of the first 33 known elements

a)

jacob berzelius

b)

niels bohr

c)

antoine lavoisier

d)

robert boyle

45.

what types of system did jacob berzelius create

a)

system of symbols

b)

finding the atomic mass

c)

finding the atomic number

d)

creating the bohr model

46.

repeating pattern of properties

a)

triads

b)

periodic law

c)

the periodic table

d)

periodicity

47.

henry moseley discovered a way to find the ....... of an element

a)

volume

b)

atomic mass

c)

atomic number

d)

periodicity

48.

John Newlands discovered a way to find the ....... of an element

a)

subscripts

b)

atomic mass

c)

atomic number

d)

periodicity

49.

why do we need the periodic table

a)

to help us find the names, symbols, and characteristics of all of the known elements

b)

because it looks pretty

c)

because people are lazy

d)

we don't

50.

what is the name of the groups elements that come in with similar properties

a)

periodicity

b)

periodicals

c)

traids

d)

covalent bonds

51.

columns are called (a)  

52.

what are rows called

a)

families

b)

periods

c)

groups

d)

columns

53.

an electron in the outermost energy level of a neutral atom

a)

protons

b)

electrons

c)

periods

d)

valence electrons

54.

metalloids are

a)

semi conductors

b)

mid conductors

c)

highly conductive

d)

not conductive

55.

if an atom has eight valence electrons....

a)

its stable

b)

its unstable

c)

is highly conductive

d)

its highly reactive

56.

a charged atom or group of atoms that has gained or lost electrons producing an unequal number of protons and electrons

a)

anion

b)

cation

c)

isotope

d)

ion

57.

a positively charged ion

a)

isotope

b)

anion

c)

cation

d)

ion

58.

an electrostatic attraction that forms between atoms when they share or transfer valence electrons

a)

chemical bond

b)

chemical reaction

c)

chemical equation

d)

chemical change

59.

why do chemical bonds form

a)

to destroy atoms

b)

to create new atoms

c)

to make atoms stable

d)

to make atoms less stable

60.

the distance form the center of an atom's nucleus to its outermost energy level

a)

atomic radius

b)

electronegativity

c)

atomic distance

d)

chemical bonds

61.

a measure of an elements ability to attract and hold electrons when bonded to other atoms

a)

atomic radius

b)

chemical bonds

c)

electronegativity

d)

ionic bonds

62.

a chemical bond formed when atoms transfer valence electrons

a)

electric

b)

metalic

c)

covalent

d)

ionic

63.

a bond formed as a result of two atoms sharing valence electrons

a)

metalic

b)

covalent

c)

ionic

d)

atomic

64.

the attraction between metal atoms and their collectively shared valence electrons

a)

metallic

b)

covalent

c)

electric

d)

ionic

65.

a molecule made of two atoms

a)

diatomic molecule

b)

diatomic atom

c)

triatomic reation

d)

triple covalent bonds

66.

in an ionic compound what is samed first

a)

cations

b)

anions

c)

any ion

d)

the atom with the lowest atomic number

67.

in a covalent compound what is named first

a)

cation

b)

anions

c)

any type of ion

d)

the element with the lower group number

68.

a process where substances change into different substances

a)

chemical equations

b)

chemical bonds

c)

chemical reacitons

d)

chemical changes

69.

which is not a sign of a chemical reaction

a)

odor

b)

energy release

c)

color change

d)

a new atom being created

70.

the substance that enters a chemical reaction

a)

product

b)

reactant

c)

coefficient

d)

subscript

71.

the substance formed during a chemical reaciton

a)

product

b)

reactant

c)

coeficient

d)

subscript

72.

si fundamental unit for the quantity of matter in a substance

a)

kilogram

b)

second

c)

kelvin

d)

mole

73.

a chemical reaction where two or more reactants combine into a single, more complex product

a)

single replacement reaction

b)

synthesis reaction

c)

decomposition reaction

d)

double replacement reaction

74.

a chemical reaction where a single reactant breaks down into two or more products

a)

decomposition

b)

synthesis

c)

single repacement

d)

double replacement

75.

a chemical reaction where one element in a compound is replaced by another element

a)

combustion

b)

synthesis

c)

double replacement

d)

single repacement

76.

a chemical reactions where two compound swap cations or anions with each other

a)

double replacement

b)

single replacement

c)

combustion

d)

synthesis

77.

the speed of a reaction

a)

equillibrium

b)

atomic radius

c)

reaction rate

d)

saturation

78.

the state that occurs when forward and reverse reactions each happen at the same time

a)

equilibruim

b)

reaction rate

c)

atomic radius

d)

chemical bonds

79.

a reaction that releases more energy than it absorbs

a)

exothermic

b)

endothermic

c)

suspensions

d)

collisions

80.

reactions that absorb more energy than they release

a)

exothermic

b)

endothermic

c)

suspension

d)

equilibrium

81.

when is energy released

a)

never

b)

when it is created

c)

when bonds form

d)

whenever it touches something

82.

what is not a way that we change reaction rates

a)

stirring

b)

watching it

c)

concentration

d)

temperature

83.

a heterogeneous mixture of a fluid and large particles that will settle out over time

a)

homogeneous mixture

b)

covalent bonds

c)

colloids

d)

suspensions

84.

a heterogeneous mixture in which the dispersed particles are small and will not settle out

a)

suspensions

b)

colloids

c)

ionic bonds

d)

homogeneous mixture

85.

a mixture with a uniform appearance throughout

a)

solution

b)

solute

c)

solvent

d)

saturation

86.

what is not part of a solution

a)

solute

b)

solvent

c)

solution

d)

saturation

87.

the process of dissolving a solute into a liquid solvent

a)

concentration

b)

saturation

c)

solvation

d)

solubility

88.

T or F: Evaporation, magnetism, sifting/filtering, and distillation are ways that mixtures can be separated

a)

True

b)

False

89.

A solution that contains the maximum amount of solute that it can hold at a given temperature

a)

distillation

b)

saturated solution

c)

concentration

d)

evaporation

90.

which is not one of the questions a christian should use to guide themselves with ethical decisions

a)

What does God's word say

b)

Does this glorify God

c)

What results are right and truthful

d)

How can I grow through this decision

91.

an initial testable explanation of a phenomenon that stimulates and guides the scientific investigation

a)

scientific inquiry

b)

theory

c)

law

d)

hypothesis

92.

the atomic number of an atom represents how many ___ the atom has

a)

neutrons

b)

electrons

c)

protons

d)

atoms

93.

what is the family name for group 17 on the periodic table?

a)

transition metals

b)

noble gasses

c)

alkaline-earth metals

d)

halogens

94.

the principle that states that atoms are most stable when they have 8 valence electrons

a)

octet rule

b)

law of conservation of matter

c)

the atomic law

d)

the law of eights

95.

when two liquids are mixed together a solid will separate from the mixture this solid is a ____

a)

form of energy being released

b)

precipitate

c)

rock

d)

smelly substance

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