NC 8 EOG Word Scramble
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Question | Answer |
Absolute Age | The exact age of a rock |
Adaptation | A trait that improves an organism's chance for survival |
Adhesion | Water molecules stick to another surface |
algal bloom | the rapid growth of algae due to too many nutrients in the water |
antibiotic resistance | bacteria develop a tolerance to medicine |
antibiotics | group of medicines used to kill bacterial disease |
antimicrobial | substance that kills microbes (ex: hand sanitizer) |
aquifer | underground rock layer that stores water |
asthma | bronchi swell and person has difficulty breathing |
atom | smallest unit of matter |
atomic mass | protons + neutronsbottom number |
atomic number | number of protonstop number |
ATP | Chemical compound cells use for energy |
Benthos | organisms that live near the ocean bottom |
Boiling Point | temperature at which substance turns from liquid to gas |
Buoyancy | Upward force of water on an object |
Cancer | group of diseases caused by abnormal cell growth |
carcinogen | chemical that causes cancer |
carrier | organism that is infected with a disease, but does not show symptoms |
cell | basic unit of structure and function in all living things |
cell cycle | cells grow, make copies of their chromosomes, and divide to form daughter cells |
cell membrane | the structure that surrounds a cell, protects cell from outside |
cell theory | 1. all living things are made of cell2. a cell is the basic unit of structure and function3. all cells come from existing cells |
cellular respiration | the process cells use to obtain energy from food |
chemical bonds | forces that hold atoms together |
chemical change | change in appearance and chemical make up-a new substance is formed |
chemical formula | chemical symbols and subscripts that tell the number of atoms of each element in a compound |
chemical reaction | process by which new substances are formed |
chemical weathering | changes the chemical composition of rocks |
chlorophyll | green pigment that captures the energy of the Sun to drive the proces of photosynthesis |
chloroplast | a cell organelle where photosynthesis occurs |
cilia | tiny hairs that cover the outside of the cell, used for movement |
cohesion | the water sticks to other water molecules |
compound | two or more elements chemically combined |
concentration | amount of a substance in a given volume |
conductor | material that allows heat and electricity to flow through it easily; characteristic of most metals |
consumer | organism that gets energy by eating other organisms |
contagion | disease that can be spread from one organism to another |
continental drift | process by which the continents split apart from a single landmass |
contour line | a line on a topographic map that connects areas with the same elevation (height) |
contractile vacuole | cell structure used to pump water out of the cell; in Paramecium |
convergent boundary | two tectonic plates push together; forms mountains |
covalent bond | two atoms share electrons equally |
cytokinesis | division of the cytoplasm |
cytoplasm | fluid that fills the space inside of a cell |
decomposer | organism that obtains energy by breaking down wastes of organisms or the remains of dead organisms |
density | mass/volume |
DNA | nucleic acid that carries genetic information |
desalination | process used to separate salt from seawater; results in fresh water and salt |
divergent boundary | two techtonic plates move apart |
dose | amount of a chemical given to an individual |
ductile | able to be stretched into wires without breaking; characteristic of most metals |
electron | subatomic particle that has a negative charge and is located around the outside of the nucleus |
electron cloud | region surrounding the nucleus where the electrons are located |
element | substance that cannot be broken down into a simpler substance |
endoplasmic reticulum (ER) | moves molecules from one part of the cell to another |
estuary | area where salty ocean water mixes with fresh water from rivers |
eukaryote | organism whose cells have a nucleus |
evolution | change over time |
exposure time | how long an individual is exposed to a chemical |
extinct | no longer found living on Earth |
extinction | disappearance of a species from Earth |
eyespot | an organell of the protist Euglena that is sensitive to light |
fault | a break in Earth's surface |
fertilizers | chemicals that help plants grow |
fetal alcohol syndrome (FAS) | illnesses that can affect the unborn child of a mother who drinks alcohol |
flagellum | whiplike tail on cells, used for movement |
food preservatives | chemicals used to prevent food from spoiling |
food web | shows what each organism in an ecosystem eats |
fossils | imprints of organisms that were once alive |
gamete | sex cell (sperm/egg) |
geologic time scale | timeline that organizes events in Earths History |
glacier | moving mass of ice and snow |
glycolysis | break down of glucose in a cell |
Golgi apparatus | organelle that modifies proteins |
ground truthing | checking features on a satellite image by visiting the location on Earth |
groundwater | water located below Earth's surface |
group | column of the periodic table; contains elements that have similar properties |
homeostasis | maintaining stability/balance |
hydrosphere | all of the water on Earth; includes groundwater, surface water, and water in the air/atmosphere |
hydrothermal vents | cracks in the ocean crust that release mineral rich water that has been heated by Earth's interior |
index fossil | the fossil of an organism that helps us determine the age of a rock |
insulator | material that does not allow electricity or heat to flow through it easily; characteristic of most non-metals |
interphase | a period of growth and DNA replication that occurs between cell divisions |
intertidal zone | the shoreline area; where the tide comes in and out |
ionic bonds | bonds formed by the transfer of electrons |
law of conservation of matter | during a chemical reaction, matter cannot be created or destroyed |
law of superposition | older rock layers are at the bottom, younger rock layers are at the top |
lysosome | the organelle that digests nutrients and old organelles |
magnetism | force of attraction between unlike poles (+/-), characteristic of metals |
malleable | able to be hammered or bent without breaking |
mass extinction | the disappearance of a large number of species in a short period of time |
mechanical weathering | the break down of rocks into smaller pieces |
meiosis | process in which organisms produce gametes |
melting point | temperature at which a solid changes to a liquid |
three types of elements | metal, non-metal, metalloid |
location of metals on periodic table | left |
location of non-metals on periodic table | right |
location of metalliods on periodic table | staircase |
group of elements that conducts heat and electricity, is shiny, and malleable | metals |
group of elements that does not conduct heat or electricity, is dull, and not malleable | non-metals |
group of elements that is sometimes shiny, sometimes malleable, and semi-conductors | metalloids |
microbe | tiny organism that can be seen through a microscope |
mitochondria | organelle that makes ATP (energy) for the cell to use |
mitosis | process by which the nucleus divides to form two nuclei |
mixture | two or more substances combined physically but not chemically |
molecule | smallest unit of a compound |
multicellular | organism made of more than one cell |
mutagen | anything that changes the DNA of an organism |
mutate | to change the genetic make-up of an organism |
natural selection | the theory that explains how populations can eventually evolve into new species |
nekton | swimming organisms in the ocean |
neritic zone | slope from the shoreline to the ocean floor; contains coral reefs, where upwellings occur |
neutron | particle that has no charge and is found in the nucleus of an atom |
nitrates | used for growth by plants and algae |
non-point source pollution | pollution that comes from many places or indirect |
nuclear membrane | membrane around the nucleus of a cell |
nucleus (atom) | center of an atom |
nucleus (cell) | organelle that controls the cell |
oceanic zone | open waters of the ocean |
oceanography | study of the physical properties of the ocean |
organelle | a structure inside a cell that carries out a process of life; mini-organ |
parasite | organism that lives off another organism |
pathogen | organism that causes disease |
period | horizontal row of the periodic table |
periodic table | chart that organizes elements |
pesticides | chemicals designed to kills organisms that are considered pests (insects, weeds, etc) |
pH | measure of how acidic or basic a substance is |
physical change | change in appearance, but not in chemical make-up |
plankton | tiny organisms that are moved by ocean currents |
plate tectonics | the theory stating that the continents and oceans are all sitting on large pieces of rocks that are constantly moving |
point-source pollution | pollution that comes from a single site; direct |
polarity | slightly positive end, slightly negative end; property of water |
potency | how powerful a chemical is |
precipitate | solid that forms from a chemical reaction |
producer | organism that makes its own food |
product | substance formed during a chemical reaction |
prokaryote | unicellular organism that lacks a nucleus |
proton | subatomic particle with a positive charge, found in the nucleus |
pseudopod | extension of the cytoplasm; used for movement by amoebas |
reactant | substance that takes part in a chemical reaction |
reflectance curve | a graph that shows how a surface of Earth reflects light |
relative age | the age of an object compared to another object (older, younger, same age as) |
remote sensing | gathering information from a distance or above |
reproduction | ability of cells or organisms to make more organisms like themselves |
ribosome | organelle where proteins are synthesized |
risk-benefit analysis | the process of weighing the potential harm against the benefits |
salinity | how salty water is |
septic system | wastewater treatment system for an individual home or farm |
solubility | the amount of a substance that will dissolve in another substance |
solution | a substance made by dissolving one substance in another substance so that the two substances are evenly mixed |
solvent | substance that dissolves another substance |
sonar | using sound echoes to measure the depth of the ocean |
specific heat | the amount of energy needed to raise the temperature of a substance by 1 degree |
spectral analysis | study of the reflectance of objects or substances on Earth using satellite imagery |
subduction | one tectonic plate sinks under another |
surface tension | force that acts on the particles at the surface of a liquid; caused by cohesion |
synthetic chemical | chemical that is not formed in nature; made by people |
tectonic plates | giant chunks of land or ocean floor |
theory of plat tectonics | theory that states that Earth's land is broke into large sections called tectonic plates that move and change position over time |
topographic map | map that shows elevation (height) and vegetation (plants) |
transform boundary | two tectonic plates slide past each other |
turbidity | how muddy water is |
unconformity | a missing rock layer; caused by weathering |
unicellular | organism made of one cell |
universal solvent | water can dissolve more substances that any other solvent |
upwelling | movement of cold, nutrient-rich waters from the deep ocean into shallow areas; caused by wind blowing away from shore |
urban sprawl | spreading out of a city |
vaccination | a person is given a small dose of a weakened or inactive virus that builds a person's immune system defenses against that disease |
vector | a living thing that spreads a disease |
virus | a particle that consists of a nucleic acid enclosed in a protein shell that requires a host cell to reproduce; NON-living |
volume | space an object takes up |
wastewater | water that runs down a drain |
wastewater treatment plants | facilities that process water to remove wastes and the release the clean water into a lake or stream |
weathering | break down of rocks |
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slabedz
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