part 2 vocab final
everyone
Terms
undefined, object
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- si system
- a complete metric system of units of measurement for scientists
- velocity
- distance travelled per unit time
- soild
- a state of matter that has definite shape and volume
- order
- Subdivision of a class made up of several familes
- sexual reproduction
- two cells from different parents unite to form the first cell of a new offspring
- nuclear fission
- a nuclear reaction in which nucleus splits in half and releases of energy
- sperm cell
- male reporductive cell
- liquid
- matter that does not have a definite shape but does form the shape of its container
- herbivor
- consumers that eat only plants
- thermal energy
- Energy used made by heat and uesd as electric energy.
- simple machine
- a device that only needs one motion to work
- tidal energy
- energy generated from the movement of the tides
- radiation
- Transfer of energy by electromagnetic waves
- kingdom
- one of seven biological categories: Monera or Protoctista or Plantae or Fungi or Animalia
- phylum
- subdivison of a kingdom concissting of seveeral classes
- species
- a specific kind of something
- neutron
- found in the nucleus of an atom and has no electrical charge.
- population
- the number of inhabitants in a given place
- volume
- the amount of 3-dimensional space occupied by an object
- producer
- something that can make it's own food
- offspring
- the baby of an organism
- viscosity
- resistance of a substance to flow
- potential energy
- stored energy
- ideal machine
- a machine with an efficency of 100%
- work
- move in an agitated manner
- inertia
- the tendency of a body to maintain it's motion unless acted upon by an external force
- plasma
- a gel like mixture of charged particelsthat exist at an extremly high tempature
- magnetism
- the property of attraction of an magenet
- length
- the size between two places
- nucleus
- the positively charged center of an atom contains protons and neutrons
- momentum
- the product of a body's mass and its velocity
- kinetic energy
- the mechanical energy that a body has by virtue of its motion
- newtons laws of motion
- Classical laws which enable the prediction of the path of any object from a grain of sand to entire galaxies.
- weight
- a unit used to measure weight
- mass
- the measurement of matter in an object
- physical change
- a change from one state to another, shape and color
- proton
- A positively charged particle located in the nucleus.
- omnivore
- an animal that gets energy from both animals and plants
- melting point
- The temperature at which a solid is converted to a liquid
- hydroelectricty
- production of electricity by waterpower
- photosynthisis
- process in which plants create food
- magnetic poles
- Location of the strongest magnetic forces on a magnet.
- isotope
- one of two or more atoms with the same atomic number but with different numbers of neutrons
- static electricity
- electricity produced by friction
- physical property
- a property used to characterize physical objects
- insulator
- a material that does not allow heat or electicty to move thruogh it easily
- specific heat
- the heat required to raise the temperature of one gram of a substance one degree centigrade
- periodic table
- a tabular arrangement of the chemical elements using their atomic number
- mixture
- a material composed of two or more elements mixed together
- tempature
- measure of kinetic energy in an object