Science cards Flashcards

Terms Definitions
Tin
Sn
Antibiotics
Kills bacteria
Bohr
model 1913:the planetary model
Kinetic energy
Energy in motion
habitat
Place where an Organism lives
Conduction
the follow of theramal energy
dna
deoxyribonucleic acid: an extremely long macromolecule that is the main component of chromosomes and is the material that transfers genetic characteristics in all life forms, constructed of two nucleotide strands coiled around each other in a ladderlike a
Electromagnetic spectrum
The distribution of electromagnetic radiation by wavelength.
axis
imaginary vertical line around which earth spins
fossil in amber
organims trapped in resin
MICROORGANISMS, PLANS AND ANIMALS IN THE ENVIROMEN
BIOTIC
lysosome
a cell organelle containing enzymes that digest particles and that disintegrate the cell after its death.
decomposers
organisms that break down large chemicals in dead organisms into small chemicals
Rotation
spinning of Earth on its imaginary axis, which takes about 24 hours to complete and causes day and night to occur
equinox
twice yearly time-each spring and fall when the sun is directly over the equater and the number of daylight and nighttime hours are equal worldwide.
Weight
the measurement of how heavy something is
Solstice
Twice-yearly point at which the Sun reaches its greatest distance north or south of the equator.
Plasma
Fluid, gas like state of negatively charged electrons and positively charged ions, most matter in the universe, hydrogen ions that occur in interstellar space extremely high temperature
Saltation
The movement of sand or other sediments by short jumps and bounces that is caused by wind or water.
have shorter wavelengths and higher frequencies than radio waves
infrared rays
What does Geology litterally mean?
study of earth
flagellum
a long, lashlike appendage serving as an organ of locomotion in protozoa, sperm cells, etc.
crystal
a clear, transparent mineral or glass resembling ice.
how many electrons an element will take or give up
oxidation state
meteor
a meteoroid that burns up in Earth's atmosphere.
Space Shuttle
A reusable spacecraft designed to make many trips and that carries astronauts, satellites, and other cargo to and from space.
Necessities of Life
Water, Food, Gasses, Place to live
Two hot spots in the Atlantic
Bermuda and Iceland
Coevolution
The evolution of two species that is due to mutual influence, often in a way that makes the relationship more beneficial to both species.
rock cycle
describes how different kinds of rock are related to one another and how rocks change from one type to another.
the place where a plant or animal lives
habitat
Gravity
A force that pulls objects toward each other.
concentration
(in a solution) a measure of the amount of dissolved substance contained per unit of volume.
genes
the basic unit of heredity carried by the chromosomes; code for features of organisms
if fusion reations could be controlled they could be used for what?
energy generation
Reflection-
the bouncing back of a ray of light, sound, or heat when the ray hits a surface that it does not go through
geothermal energy
energy derived from the heat in the interior of the earth ex. geysers
why use liquid crystals
modest flow gives very good alignmentno entanglementshigh stiffness straight from spinning
Rocks are usually Composed of what?
Two or more minerals
An ______consists of two plates with a voltage across them, along with a radioactive source of ionizing radiation.
ionization chamber
constipation
a condition of the bowels in which the feces are dry and hardened and evacuation is difficult and infrequent.
Absolute magnitude:
a measure of the amount of light that a star actually emits.
absolute magnitude
a measure of the amount of light that a star actually emits.
raised beaches
A raised beach or a marine terrace is an emergent coastal landform.
black hole
remnat of a star that is so dense that nothing not even light can escape it gravity field
has two sets of lenses to magnify an object.
Compond light microscope.
What are the 2 things that determine the amout of kinetic energy?
the object's mass and speed
list five facts from chapter 22
light is a type of energy that travels as a wave
light does not require matter through which to travel
electromagnetic wave-a wave that can travel through empty space or matter and consists of changing electric and magnetic fields
electric field-surrounds every charged object and pulls opposite, repels like
magnetic field-surrounds every magnet
b
ub
Protons
Positively charged particles.
Earth has ____ moons.
1
naturally occuring
NOT man made
bedding
horizontal layering of sedimentary rocks
Where are antibodies produced?
The lungs.
prey
the organism that is killed
anodromeda
a constellation of the northern hemisphere containing a spiral galaxy Andromeda Galaxy that can be seen with the naked eye
saturn
second-largest planet and sixth planet from the Sun; has a thick atmosphere, a complex ring system, and at least eighteen moons
electrons farthest from the nucleus have the ____________ amount of energy
highest
liquid, provides Earths magnetic field
Outer core
negative
expressing or containing negation or denial:
George Stoney
proposed that a negatively charged particle associated with the atom existed, suggested that the new particle should be called an electron when it was found.
radio telescope
an instrument that collects and records radio waves traveling through space and can be used day or night under most weather conditions; provides information to map the universe and look for life on other planets.
Jupiter
largest planet and fufth planet from the sun; has faint rngs, seventeen moons, and atomosphere formed mostly of hydrogen and helium, and its surface has continuous storms.
populations
all the individuals of a single spevies that live in a specific area
mars
fourth planed from the sun apperas reddish because of iron oxide in weathered rocks has polar ice caps a thin atomsphere and two moons
classifying
the process of grouping things based on their similarities
composite
a combination of two or more substances that creates a new material with different properties
Having a population that is falling low in number and that is in danger of becoming extinct.
Endangered
measure of amount of one substance disolved in another substance
consentration
predation
a relation between animals in which one organism captures and feeds on others.
matter
what any physical objects are made of
chemistry
the study of matter and how it changes
Project Gemini
Early U.S. space program where on Gemini astronaut team connected with another spacecraft in orbit; also studied the effecdts of space trabel on the human body.
neutron star
collapsed core of a supernova that shrinks to about 20 km in diameter and who's dense core only has neutrons
barrier islands
long ridge islands separated from the main land
Hess's Law
The energy change in an overall reaction is equal to the sum of the energu changes in the individual reactions that cimprise it
system
an organized group of parts that work together to form a whole
tendon laceration tx
same as ligament laceration repair (sx)
What is a funnel-shaped pit near the top of the central vent of a volcano?
crater
What piece of scientific equipment measures FORCE [Newtons]?
a spring scale.
biosphere
the part of the earth's crust, waters, and atmosphere that supports life.
WHAT IS NUCLEIC ACIDS?
made of carbon, hydrogen,oxygen, nitrogen, and phosporus. contains the instructions that cell need to carry out all the functions of life. DNA and RNA
Natural Killer Cells
large white blood cells that attack cells infected with pathogens
orbit
the path of an object as it revolves around another object in space
any of these
deformation is, the breaking of rocks, the tilting of rocks, the folding of rocks, any of these
cyanosis:
a blue/gray color of skin from lack of O2 in body
organ system
a group of organs that work together to perform a major function-
What is convection?
Convection is the process of moving layers of rock by heating and cooling.
niche
an ornamental recess in a wall or the like, usually semicircular in plan and arched, as for a statue or other decorative object.
absoulute magnitude
a measure of the amount of light that a star actually emits
A wall of water pushed onto land by an earthquake is a...
Tsunami
What triggers the Immune Response?
Chemicals released from the pathogen and cells.
What two factors make up environmental resistance
Density dependent and density independent
halogen
group 17 form ionic bonds with metals a lot
Give two reasons why many civilizations were formed on deposited landforms.
1. They have very fertile land, which is essential for agricultural purposes.
2. They tend to have fresh water, which will help crops.
What are the 3 main constituents of bone?
- bone matrix- bone cells - bone marrow
Vermont


Virginia
Montpelier


Richmond
drought
lack of water
ridges
long underwater mountain ranges
Empty Space
Atoms are mosty what?
carnivore
eats meat to obtain energy
tRNA
WHat is produced during transcription?
reactants
starting material for a chemical reaction
branches of earth science
I don't know
Immunity
When the immune system develops resistance to disease
biological contamination
contamination caused by living organisms including bacteria and viruses
number of autosomes in human body
44
antigen
antigens of a particular type collectively.
Selection
Organisms with helpful traits to be the parents of the next generation- hence the term "Natural selection".
Chemical Energy
Required to bond atoms together.
When bonds break, energy is released.
Food or fuel
hanging wall
the upper half of the fault
How old is Earth?
4.6-4.8 billion years old
threatened species
species that could become endangered in the near future
community
all the populations living together in one area
Radioactivity
The spontaneous decay of an atomic nucleus with the emission of alpha particles, beta particles, or gamma rays.
geography
the science dealing with the areal differentiation of the earth's surface, as shown in the character, arrangement, and interrelations over the world of such elements as climate, elevation, soil, vegetation, population, land use, industries, or states, and
monohybrid cross
the offspring of individuals that differ with respect to a particular gene pair.
nuclear energy
energy released by reactions within atomic nuclei, as in nuclear fission or fusion.
What is the unit of measurement for formula weight?
G/mole
Observatory
a building used to house an optical telescope; often has a dome-shaped roof that can be opened for viewing
Biotic Factors
The living things in a particular ecosystem.
Transpiration
the process of givng off or exhaling water vapor through the skin or mucous membranes
cambium
layer of cells; divide to produce new phlome and xylem
Directional orientation-
Tells weather things are north, south, east, or west
resistance
the ratio of the voltage across a conductor to the current it carries
Element
A substance that cannot be broken down into simple substances by physical or chemical means.
The shallow water over the continental shelf recieves ________ and a steady supply of _________.
Sunlight; nutrients
food web
a series of organisms related by predator-prey and consumer-resource interactions; the entirety of interrelated food chains in an ecological community.
sensory neuron
a nerve cell that conducts impulses from a sense organ to the central nervous system.
ozone
a form of oxygen that has three oxygen atoms in each molecule instead of two. protects us from dangerous ultraviolet radiation from the sun
clastic, organic, and chemical
the three types of igneous rocks
The Earth passes through the Moon's shadow.
A solar eclipse
incadecent light
produced when a thin filament made of tungsten glows when heated
What 4 elements make up life?
Carbohydrates, Lipids, Protein, Nucleic Acid
energy pyramid
a diagram that shows how much energy moves from one level to another in a food web
adhesion
the act or state of adhering; state of being adhered or united:
Spring equinox
the equinox that occurs on March 21 or 22 in the Northern Hemisphere and September 21 or 22 in the Southern Hemisphere
inverse pole figure
pole figure in which the sample frame is plotted relative to the crystal axes of a reference crystal.
Great Red Spot was observed in the
1600's and still exists
Ring of fire
An area on the Pacific Plate that has a lot of volcanoes and earthquakes. It is around the edge.
Why is the study of comets, asteroids, and meteoroids important in understanding the formation of the solar system?
Comets, asteroids, and meteoroids represent materials that are left over from the creation of the solar system. They are, for the most part, have remained unchanged and give us clues about the early solar system.
Newton's First Law of Motion
an object will remain at rest or move with constant speed unless a force is applied.
Why should a back splice be avoided when reeving a block and tackle system?
The eye of the rope is enlarged,it is not easily reeved into a block
/ 143
Term:
Definition:
Definition:

Leave a Comment ({[ getComments().length ]})

Comments ({[ getComments().length ]})

{[comment.username]}

{[ comment.comment ]}

View All {[ getComments().length ]} Comments
Ask a homework question - tutors are online