Praxis Ii Elem: Science

Front 1

THe four elements of the scientific method are:

Back 1

Question

Hypothesis

Prediction

Test

Analyize

Front 2

In the scientific method, the Hypothesis is clarified by the ________.

Back 2

Prediction

Front 3

The mathematic system for science is the _____ system.

Back 3

Metric

Front 4

The sum of a list of numbers, divided by the amount in the list is the

Back 4

Mean

Front 5

THe middle number in a list is the

Back 5

median

Front 6

THe number appearing most frequently in a set is the

Back 6

Mode

Front 7

The difference between highest and lowest numbers in a set is the

Back 7

Range

Front 8

A _______ is two similar mineral compositions with a different crystaline structure.

Back 8

Polymorph

Front 9

Rocks are one or more ________ and can also include mineraloids that dont include a ______ structure

Back 9

Minerals

Crystaline

Front 10

THe three types of rocks are?

Back 10

Sedementary

igneous

Metamorphic

Front 11

Sedementary rocks are formed by the process of _____ chich involve compaction.

Back 11

lithification

Front 12

Sedementary rocks are classified as three groups, which are?

Back 12

Boigenic

detrial

chemical

Front 13

Igneous rock is formed from

Back 13

magma

Front 14

_______ rock is made by intense heat and pressure.

Back 14

metamorphic

Front 15

Metamorphic rock texture can be classified as ______ and _______

Back 15

foliated

unfoliated

Front 16

Metamorphi rock compressed equally on all sides is said to be

Back 16

unfolliated

Front 17

How many major plates are beleived to be on the earth ? Between _______ and _______.

Back 17

9

15

Front 18

_________ occur along a techtonic plate bondary

Back 18

Volcanos

Front 19

The ________ cycle or water cycle, refers to water on, above and in the earth.

Back 19

Hydriologic

Front 20

The atmosphere is approximately ___% nitrogen, ____ oxygen and _____% argon and also contains other trace gases

Back 20

78

21

1

Front 21

Earths atmosphere has five main layers, what are they?

Back 21

Exosphere

Thermosphere

Mesosphere

Stratosphere

Troposphere

Front 22

THe sun is ___% hydrogen, ____% helium with the remainer being metals.

Back 22

70

28

Front 23

Fourth planet from the sun is________ fifth and largest planet from the sun is_______

Back 23

Mars

Jupiter

Front 24

Closest planet to the suN?

Back 24

Mercury

Front 25

Second planet from the sun

Back 25

Venus

Front 26

_______ and ________ are the sixth and seventh planets from the sun, respectively

Back 26

sixth

seventh

Front 27

The two cell types are?

Back 27

eukaryotic

prokaryoctic

Front 28

The difference between eukaryotic cells and prokaryotic cells is that _________ have ________ and ______ do not.

Back 28

Eukaryotic cells

a nucleus and

prokaryotic cells

Front 29

What type of cells are bacteria?

Back 29

prokaryotic

Front 30

plant cells have _________ that are used during photosynthesis

Back 30

chloroplasts

Front 31

Which are larger? plant or animal cells?

Back 31

plant

Front 32

______ produce energy from food in animal cells.

Back 32

mitochondria

Front 33

Animal cells split to reproduce, while plant cells build a __________ between the two new cells.

Back 33

cell plate

Front 34

The process of eukaryotic cell reproduction is called?

Back 34

Mitosis

Front 35

In mytosis, dna replication occurs during the _______ phase.

Back 35

interphase

Front 36

In eukaryotic cells, centrioles split and move to opposite ends during which phase of mitosis?

Back 36

prophase

Front 37

In eukaryotic cells, during mitosis, the spindel moves to the cell center and chromosones line up along the spindle. What phase is this?

Back 37

Metaphase

Front 38

during mitosis, the spindle disintegrates and in animal cells the the nuclear membrane is pinched, in plant cells a new cell wall begins to form. In what phase does this occur?

Back 38

Telephase

Front 39

The final phase of mitosis, when the cell splits is the _________ phase.

Back 39

Cytokenisis

Front 40

Cell reproduction where different cells are created in more complex plants and animals is called?

Back 40

Meiosis

Front 41

The theory of evolution, called Gradualism believes changes take place at a steady pace. The contrasting theory that states changes are static and then experience rapid changes is called?

Back 41

Punctuaed Equilibrium

Front 42

King philip came over for good soup is memory aid for the five kingdom classifications of

Back 42

Kingdom

Phylum

class

Order

Family

Genus

Species

Front 43

Bacteria are round shaped ___________ or sprial, ________.

Back 43

Coci

Spirila

Front 44

In higher animals, the _______ system and the ______ system help regulate body functions by responding to stimuli

Back 44

Nervous

Endocrine

Front 45

Invertebrates do not have a backbone, where _______ do.

Back 45

Vertebrates

Front 46

The four major organ systems are:

Back 46

Skeletal

Muscular

Nervous

Digestive

Front 47

The _________ system of organs includes the kidneys, ureters, bladder and eurethra.

Back 47

Exretory

Front 48

The lymph nodes, lymphatic system thyus and spleen are all part of the _______ system.

Back 48

Immune

Front 49

The pituitary gland, pineal gland, hypothalamus, thyroid, ovaries and testes are all part of the _______ system.

Back 49

Endocrine

Front 50

__________ are the eating systems in animal communities. starting with the smallest to the last in the chain.

Back 50

Food webs

Front 51

______ refers to members of a species protecting areas from other members of their species or other species.

Back 51

Territoriality

Front 52

_________ refers to species in a community with the greatest population.

Back 52

Dominance

Front 53

When a species or member of a community displays characteristics that benefit other members of the species, it is called.

Back 53

Alturism

Front 54

When an organism exhibits behaviour to intimidate or frighten others, it is called a________.

Back 54

Threat display.

Front 55

_________ law states that when resources for multiple species are insufficient, they will not be able to coexist. This is also called _____________.

Back 55

Gause's

Competitive exclusion

Front 56

In ecology, ________ refers to the mass of one or all of the species in an area.

Back 56

biomass

or species biomass

Front 57

When an organism develops similar appearances to it's preditors, it is called.

Back 57

Mimicry

Front 58

The four states of matter are?

Back 58

Solid

Liquid

Gas

Plasma

Front 59

All matter consists of _________. They have what four items?

Back 59

Atoms

Nucleus

Protons

Neutrons

Electrons

Front 60

An ________ is matter with one particular type of atom.

Back 60

Element

Front 61

Substances containing two or more elements are called __________.

Back 61

Compounds

Front 62

the ___________ of an element refers to the numbers of protons in the nucleus

Back 62

Atomic number

Front 63

The _____________ groups elements with similar properties together

Back 63

Periodic table

Front 64

_________ are subatomic particles that orbit the the nucleus at varies levels, referred to as layers, shells or clouds.

Back 64

Protons

Front 65

The number of _______ in an atom determines the element of that atom.

Back 65

Protons

Front 66

________ in an atom can absorb or release energy.

Back 66

Electrons

Front 67

______________ law states an object in motion will remain in motion unless acted on by an external force. the phenomenon is commonly refered to as inertia.

Back 67

Newton's first law

Front 68

_________ law is an object's acceleration is directly proportional to the net force acting on the object.

Force = Mass x Acceleration. f=ma

Back 68

Newton's second law

Front 69

_________ law says that for every force, there is an equal and opposite force.

Back 69

Newton's third law