Science Factts
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| Involves using one or more of your senses-sight, hearing smell and sometimes taste | Observation
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| Interpretations based on observation and prior knowledge | Inferences
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| Factors that can effect the expirament | variables
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| The variable the scientist is changing | manipulated variable (independent variable)
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| the variable that changes as a result | responding variable (dependent variable)
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| the standard against which you compare your results of your expirament | control
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| the horazontal line titled with the manipulated variable | x-axis
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| the vertical line titled with the responding variable | Y-axis
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| (blank) is measured in meters and can be measured using a | (length) meter stick
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| organisms that make their own food, also known as producers | autotrophs
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| organisms that can't make their own food, they are known as consumers | heterotrophs
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| an organelle found only in plant cells that captures energy from sunlight and uses it to produce food for the cell | chloroplasts
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| cells capture energy from sunlight and use it to produce food | photosynthesis
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| photosynthesis equation: | CO2 + H20 -> C6H12O6 + O2
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| All of the living and non-living things that interact in a partiular area make up an | ecosystem
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| the living parts of an ecosystem | biotic factors
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| The non-living parts of an ecosystem | abiotic factors
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| the things an organism needs to live grow and reproduce | habitat
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| all the members of one species in a particular area are referred to as a | population
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| all the different populations that live together in an area make up a | community
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| an enviornmental factor that prevents a population from increasing | limiting factor
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| (blank) obtain energy by breaking down waste and the remains of dead organisms | decomposers
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| show the flow of energy from organism to organism. In general energy flows from producers to consumers to decomposers in an ecosystem | food chains
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| an organism that consumes producers | primary consumer
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| an organism that feeds on primary consumers | secondary consumers
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| an organism that feeds on secondary consumers | tertiary consumer
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| anything that has mass and takes up space | matter
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| the ability to do work or cause change | energy
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| one or more of ONE type of atom bonded together | element
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| occurs when two or more elements are bonded together in a set ratio | compound
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| two or more substances that are mixed together but not chemically combined | mixture
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| can be observed without changing the substance into something else | physical property
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| is observed when a substance interacts with another substance | chemical property
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| a change that alters the form or appearance of a material but does not make it into another substance | physical change
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| a change in matter that produces a new substance | chemical change
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| a measurement of how much matter an object contains | mass
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| mass is measured with a | triple beam balance
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| the amount of space matter occupies is called | volume
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| volume is measured with | graduated cylinder
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| a physical property that relates the mass and volume of an object or material | density
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| the smallest particle of an element | atom
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| the force that holds two or more atoms together | chemical bond
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| what are the three subatomic particles | protons neutrons and electrons
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| the number of protons located in the nucleus of an atom | atomic number
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| the total number of protons and neutrons in the nucleus of an atom | atomic mass
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| a small positively charged particle in the nucleus of an atom | proton
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| a high-energy negatively charged particle that moves in the space outside of the nucleus of an atom | electron
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| a small uncharged particle found in the nucleus of an atom | nuetron
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| found in the nucleus | atoms mass
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| found out of the nucleus | atoms volume
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| the column on the periodic table are | groups/families
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| the rows on the periodic table | periods
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| substances that enter into a chemical equation | reactants
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| the substances formed during a chemical equation | products
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| the energy rich substances formed from the remains of once living organisms and a non renewable resource | fossile fuels
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| resources that take hundreds of millions of years to form | non renewable resources
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| constantly being supplied such as sunlight water biomass material and wind | renewable resources
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| resource so abundent or continuous that they do not require replacement | inexhaustable resource
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| the process by which heat is trapped in the atmosphere by water vapor, carbon dioxide, and other gasses | green house effect
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| divide the distance the object travels by the amount of time it takes to travel that distance (S=D/T) | speed
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| speed in a given direction | velocity
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| a relationship between two objects involving a push or pull | force
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| when all forces acting on an object are equal and will cause a change in the object's motion | balanced force
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| when all forces acting on an object are not equal and it will cause a change in the object's motion | unbalanced force
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| The sum of all forces acting on an object | net force
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| an object in motion or an object at rest will stay that way unless acted apon by an outside force. AKA | Newtons first law of motion LAW OF INERTIA
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| the tendency of an object to keep doing whatever it is doing at the moment | inertia
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| that the force on the object is equal to the mass on the object multiplied by the object's acceleration (F=MA) | Newton's second law
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| states that for every action there is an equal and opposite reaction | Newton's thrid law
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| The rate at which velocity changes. It involves increasing speed, decreasing speed, or changing direction | Acceleration
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| The energy of position | potential energy
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| the energy of motion | kinetic energy
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| related to the motion or position of matter | mechanical energy
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| two types of mechanincal energy | potential and kinetic
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| also known as heat energy | thermal energy
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| stored in the bonds between atoms; the energy is released when the bond is broken | chemical energy
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| crust and upper most part of mantle is broken in to a number of large peices called plates | lithosphere
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| According to the theory of (blank) the movement of the Earth's plates produces volcanoes mountain ranges earthquakes and features on the ocean floor | plate tectonics
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| The three types of rock that are involved in the rock cycle | sedimentary metamorphic and igneous
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| the hardness of a mineral is measured using | Moh's Hardness scale
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| The way a mineral reflects light off of its surface is called | luster
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| The movesment of particles from one location to another | erosion
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| the process of rock being broken down into smaller peices | weathering
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| water moves easily through materials when it is | permeable
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| water does not move easily through materials | impermeable
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| the (blank) energy comes from nuclear fusion | Sun's
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| Earths (blank) are due to the tilt of the earths access resulting in either direct or indirect sunlight striking the earths surface | seasons
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| the moon does not produce its own light; it | reflects light from the sun
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| the moon appears to be increasing in size | waxing
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| the moon appears to be decreasing in size | waning
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| the moon appears to be less than halfway full | cresent moon
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| the moon appears to be more than halfway full | gibbous moon
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| The transfer of heat through direct physical contact is called | conduction
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| The transfer of energy by electromaagnetic waves and does not require direct physical contact | radiation
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| the transfer of heat by movement of currents within a liquid or a gasis called | convection
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| a series of processes on and beneatht the earth's surface that slowly change rocks from one kind to another | rock cycle
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| water on earth is recycled through a process known as | the water cycle
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| the driving force of the water cycle is heat energy from | the sun
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| an underground layer of rock or soil that stores water | aquifer
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| when an object spins on its own access | rotation
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| when an object travels around another object in an orbit | revolution
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| controls what substances come in and out of the cell | cell membrane
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| Plant cells have this organelle that shaped and supports the cell | cell wall
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| directs all the cell activities | nucleus
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| the genetic material of a cell found in the nucleus | DNA
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| organelles that produce most of the energy the cell needs to carry out its functions | mitochondrea
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| An organelle that carries proteins and other materials from one part of the cell to another | Endoplasmic Reticulum
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| organelles that produce proteins inside of a cell | ribosomes
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| an organelle that is the storage area of the cell | vacuole
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| bacteria cells are called (blank)because they do not have a nucleus | prokaryotes
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| cells that contain a nucleus | eukaryotes
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