Science (5005) Praxis Study Guide
What system produces, stores, and secretes hormones carried by the circulatory
system? - answer endocrine system
which is the least found in the atmosphere from carbon, nitrogen, hydrogen, and
oxygen? - answer hydrogen
what is the milky way? - answer a galaxy in which we live, is a spiral shaped galaxy that
contains hundred billion stars including our sun
how do you neutralize a 5 ph item? – answer water, natural solution
what is responsible for most of our fresh water? - answer glaciers
what happens if you rub two balloons with wool cloth? - answer when rubbing the
balloon with wool cloth it puts a negative charge on the balloon. therefore since only
positive and negative charges attract the two balloons will repel each other
if a chemical reaction occurs between two liquids will the mass change? - answerno
an example of asexual reproduction: - answerbacteria cell reproducing on its own
identical cells
What are stratus clouds? - answerflat like a sheet, usually means overcast
what are cumulus clouds? - answerlike cotton ball, known as weather clouds
What are cirrus clouds? - answerfeather like, usually means a storm
what forms over a large body of water? - answermaritime air mass
what are 3 facts about DNA? - answerbundled in chromosomes, double helix structure,
responsible for transmitting genetic information, found in nucleus
who is known for vaccinations and pasteurizations? - answerlouis pasteur
when did the first human appear? - answer11:58
which elements are found in the sun? - answerhydrogen and helium
why would an object sink in freshwater but float in saltwater? - answersalt water is
denser than freshwater
,Which of the following biomes has the greatest diversity of species? - answertropical
rain forest
what is population density? - answernumber of individuals in a specific unit area
what is speed with direction? - answervelocity
what is the force used to move mass over distance? - answerwork
Which body system transports food and water waste? - answercirculatory system
what are the tiny openings or pores in plant tissue that deal with water vapor and control
the rate of gas exchange? - answerstoma/stomata
where is the ring of fire located? - answerPacific Ocean
Where are the most recently formed parts of earth's crust found? - answermid ocean
ridges
what do most gas giants consist of? - answerhydrogen and helium
what is the motions of glaciers caused by? - answererosion
how do animals keep warm? - answershivering, fluffing out coat, and contracting blood
vessels
what is absolute magnitude? - answerlight emitted by a star
what is chemical weathering? - answerair and water
what is mechanical weathering? - answertemperature
why does cold water float beneath warm water? - answercold water has a higher
density
what helps create fossils? - answeranimal bones, water, mud, silt
What are vacuoles? - answerMembrane bound, help with protection storage, waste
disposal, growth
what causes day and night? - answerEarth's rotation on its axis
what is the basic structure of every living organism? - answercell
what causes days/time on other planets to be different? - answeraxis tilt
,what is a galaxy? - answercluster of stars, dust, and gas
when water boils what does it release? - answerwater vapor
what part of the digestive system manufactures insulin? - answerpancreas
what represents the amount of space something takes up? - answervolume
What is a non-renewable energy source? - answeruranium
what is the theory for the foundation of the universe? - answerthe big bang theory
what has a Exoskeleton and jointed back legs? - answerarthropod
ex: spider & butterfly
What is a communicable disease? - answerOne that is spread from one person to
another through blood, breathing in an airborne virus or being bitten by a bug. (The flu)
how does a neutral atom become a positive ion? - answerwhen it loses one or more of
its electrons
what does a food web show? - answerhow energy moves
what is a trench? - answerdevelop in the ocean at the convergent boundary between
two tectonic plates.
what is a thrust fault? - answera break in the Earths crust, which older rocks are pushed
above younger rocks.
What is Chlorophyll's role? - answerto absorb energy for photosynthesis
what is first to colonize an existing community that has been devasted by fire? -
answergrasses and low growing shrubs
Latitude is an indication of? - answerNorth or south of earth's equator
what are aquifers? - answerGroundwater found underground in porous rock
what is breaking of rock into small pieces? - answersediment
what is true about electrons? - answerthe play a major role in chemical bonding
what causes carbon dioxide in the atmosphere? - answervolcanic activity and burning
fossil fuels
, what was the first fossil found? - answeramphibian
what is the largest ocean? - answerpacific ocean
What is inertia? - answerThe tendency of an object to resist a change in motion
how long does it take the moon to go through it's phases? - answer29.5 days
which planet has the longest year? - answerNeptune
what is rock worn away by? - answerwind, temperature, water
what happens when weathering occurs? - answerwhen water, temperature, & wind
wear away at rock breaking it into small pieces called sediment
what are some common minerals? - answerdiamonds, gold, copper, nickel, lead
what increases as you go deeper in the ocean? - answerpressure
what is refraction? - answerthe bending of LIGHT when it moves from a less dense
medium (air) to a more dense medium
which life forms in eukaryote cells? - answerplants and animals
how do you find speed? - answerdistance divided by time
What does the excretory system do? - answerremoves waste from the body
What does the endocrine system do? - answersecretes hormones
What is an ecosystem? - answergroup of all biotic and abiotic components in a specific
area
what is a covalent bond? - answerinvolves the sharing of one or more pairs of electrons
between two atoms
what is an example of a biome? - answertropical rain forest
what does a nuclear power plant do? - answerreleases only water vapor into the
atmosphere
which life forms in prokaryote cells? - answerbacteria and virus
what happens to mass and weight on the earth and moon? - answerThe mass of an
object remains the same on the Moon and on the Earth; however, the object's weight
changes because gravity on the Moon is different than the gravity on Earth.
What system produces, stores, and secretes hormones carried by the circulatory
system? - answer endocrine system
which is the least found in the atmosphere from carbon, nitrogen, hydrogen, and
oxygen? - answer hydrogen
what is the milky way? - answer a galaxy in which we live, is a spiral shaped galaxy that
contains hundred billion stars including our sun
how do you neutralize a 5 ph item? – answer water, natural solution
what is responsible for most of our fresh water? - answer glaciers
what happens if you rub two balloons with wool cloth? - answer when rubbing the
balloon with wool cloth it puts a negative charge on the balloon. therefore since only
positive and negative charges attract the two balloons will repel each other
if a chemical reaction occurs between two liquids will the mass change? - answerno
an example of asexual reproduction: - answerbacteria cell reproducing on its own
identical cells
What are stratus clouds? - answerflat like a sheet, usually means overcast
what are cumulus clouds? - answerlike cotton ball, known as weather clouds
What are cirrus clouds? - answerfeather like, usually means a storm
what forms over a large body of water? - answermaritime air mass
what are 3 facts about DNA? - answerbundled in chromosomes, double helix structure,
responsible for transmitting genetic information, found in nucleus
who is known for vaccinations and pasteurizations? - answerlouis pasteur
when did the first human appear? - answer11:58
which elements are found in the sun? - answerhydrogen and helium
why would an object sink in freshwater but float in saltwater? - answersalt water is
denser than freshwater
,Which of the following biomes has the greatest diversity of species? - answertropical
rain forest
what is population density? - answernumber of individuals in a specific unit area
what is speed with direction? - answervelocity
what is the force used to move mass over distance? - answerwork
Which body system transports food and water waste? - answercirculatory system
what are the tiny openings or pores in plant tissue that deal with water vapor and control
the rate of gas exchange? - answerstoma/stomata
where is the ring of fire located? - answerPacific Ocean
Where are the most recently formed parts of earth's crust found? - answermid ocean
ridges
what do most gas giants consist of? - answerhydrogen and helium
what is the motions of glaciers caused by? - answererosion
how do animals keep warm? - answershivering, fluffing out coat, and contracting blood
vessels
what is absolute magnitude? - answerlight emitted by a star
what is chemical weathering? - answerair and water
what is mechanical weathering? - answertemperature
why does cold water float beneath warm water? - answercold water has a higher
density
what helps create fossils? - answeranimal bones, water, mud, silt
What are vacuoles? - answerMembrane bound, help with protection storage, waste
disposal, growth
what causes day and night? - answerEarth's rotation on its axis
what is the basic structure of every living organism? - answercell
what causes days/time on other planets to be different? - answeraxis tilt
,what is a galaxy? - answercluster of stars, dust, and gas
when water boils what does it release? - answerwater vapor
what part of the digestive system manufactures insulin? - answerpancreas
what represents the amount of space something takes up? - answervolume
What is a non-renewable energy source? - answeruranium
what is the theory for the foundation of the universe? - answerthe big bang theory
what has a Exoskeleton and jointed back legs? - answerarthropod
ex: spider & butterfly
What is a communicable disease? - answerOne that is spread from one person to
another through blood, breathing in an airborne virus or being bitten by a bug. (The flu)
how does a neutral atom become a positive ion? - answerwhen it loses one or more of
its electrons
what does a food web show? - answerhow energy moves
what is a trench? - answerdevelop in the ocean at the convergent boundary between
two tectonic plates.
what is a thrust fault? - answera break in the Earths crust, which older rocks are pushed
above younger rocks.
What is Chlorophyll's role? - answerto absorb energy for photosynthesis
what is first to colonize an existing community that has been devasted by fire? -
answergrasses and low growing shrubs
Latitude is an indication of? - answerNorth or south of earth's equator
what are aquifers? - answerGroundwater found underground in porous rock
what is breaking of rock into small pieces? - answersediment
what is true about electrons? - answerthe play a major role in chemical bonding
what causes carbon dioxide in the atmosphere? - answervolcanic activity and burning
fossil fuels
, what was the first fossil found? - answeramphibian
what is the largest ocean? - answerpacific ocean
What is inertia? - answerThe tendency of an object to resist a change in motion
how long does it take the moon to go through it's phases? - answer29.5 days
which planet has the longest year? - answerNeptune
what is rock worn away by? - answerwind, temperature, water
what happens when weathering occurs? - answerwhen water, temperature, & wind
wear away at rock breaking it into small pieces called sediment
what are some common minerals? - answerdiamonds, gold, copper, nickel, lead
what increases as you go deeper in the ocean? - answerpressure
what is refraction? - answerthe bending of LIGHT when it moves from a less dense
medium (air) to a more dense medium
which life forms in eukaryote cells? - answerplants and animals
how do you find speed? - answerdistance divided by time
What does the excretory system do? - answerremoves waste from the body
What does the endocrine system do? - answersecretes hormones
What is an ecosystem? - answergroup of all biotic and abiotic components in a specific
area
what is a covalent bond? - answerinvolves the sharing of one or more pairs of electrons
between two atoms
what is an example of a biome? - answertropical rain forest
what does a nuclear power plant do? - answerreleases only water vapor into the
atmosphere
which life forms in prokaryote cells? - answerbacteria and virus
what happens to mass and weight on the earth and moon? - answerThe mass of an
object remains the same on the Moon and on the Earth; however, the object's weight
changes because gravity on the Moon is different than the gravity on Earth.
