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5th Grade Science Vocabulary L to J 2 3 4 5 6 7 8 9 10 11 12 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 103 104 105 106 107 108 109 110 111 112 2 Back A nonliving part of an ecosystem 3 Back Increase of speed or velocity 4 A picture that shows Earth’s surfaces…taken from outer space. Back 5 Large body of air that has the same temperature and humidity throughout. Back 6 Exertion of power or force Back 7 Precipitation, as rain, snow, or sleet, containing relatively high concentrations of acid-forming chemicals; harmful to the environment Back 8 The weight of the air in an area. Back 9 Instrument used to measure the speed of wind. •Back 10 Forces that have a net force of zero…no movement will occur •Back 11 Instrument used to measure air pressure •Back 12 A natural or artificial hollow place containing water •Back 13 Any part of an ecosystem that is living •Back 14 Deep valley with steep sides created by moving water. •Back 15 An animal that eats meat or flesh •Back 16 A high cloud that is white and wispy •Back 17 The zone separating two air masses, of which the cooler, denser mass is advancing and replacing the warmer. •Back 18 Living with, on, or in another, without injury to either. •Back 19 All the populations that live in an area. •Back 20 The change of a substance from the gaseous to the liquid state…like when water vapor forms small drops of water. •Back 21 An organism that gets energy by eating other organisms. •Back 22 Map that shows elevation with contour circles. •Back 23 Clouds that bring thunderstorms or severe weather. •Back 24 Vertical clouds that are puffy white, or light gray clouds that look like floating cotton balls. •Back 25 Something used to stop the flow of water. •Back 26 Decrease in speed. •Back 27 An organism that gets energy by breaking down nutrients in dead organisms. •Back 28 A low, flat piece of land at or near the mouth of a river. •Back 29 The process of adding sand or soil to a new location. •Back 30 A region so arid because of little rainfall that it supports only sparse and widely spaced vegetation or no vegetation at all. •Back 31 Resistance to movement. •Back 32 A group of living things and their nonliving environment. •Back 33 Height above sea level •Back 34 A species that is nearly extinct. •Back 35 The capacity to do work…it can be used to move muscles, operate machines, cook meals, and heat rooms. •Back 36 The great circle of the earth that is equidistant from the North Pole and South Pole. •Back 37 The process of natural forces moving soil and small rocks from one place to another. •Back 38 The change of phase from liquid into a gas, water vapor. •Back 39 The act or process of becoming extinct; a coming to an end or dying out. •Back 40 Flat land near a river formed by deposition during floods. •Back 41 The path of energy as it flows from one organism to the next. •Back 42 A diagram of several connected food chains. •Back 43 Push or pull on an object. •Back 44 The force that acts on an object to stop its motion. •Back 45 The support, or point of rest, on which a lever turns in moving a body. •Back 46 Force that pulls things towards Earth. •Back 47 Physical space occupied by a population. •Back 48 A consumer that eats only plants. •Back 49 The amount of water vapor in the air. •Back 50 A slanted surface. •Back 51 The tendency of an object to remain at rest or in motion unless it is acted on by a force. •Back 52 Strong, generally westerly winds concentrated in a relatively narrow and shallow stream in the upper troposphere of the Earth. •Back 53 The movement of air created by cool air over land moving toward the ocean. •Back 54 An embankment designed to prevent the flooding of a river. •Back 55 Simple machine made up of a stiff bar that rests on a middle support. •Back 56 The amount of space an object takes up. •Back 57 A looping change of direction in a river or stream. •Back 58 The act, process, or industry of extracting ores, coal, from mines. •Back 59 The product of the mass and velocity of an object. •Back 60 The movement of air caused by cool air sinking and moving down the slope of a mountain. •Back 61 A relationship between two species of organisms in which both benefit from the association. •Back 62 The habitat and lifestyle of a population. •Back 63 A resource that can not be replaced…such as water. •Back 64 Northern most part of the Earth…where the Arctic region is located •Back 65 A consumer that eats both plants and animals •Back 66 a relation between organisms in which one lives as a parasite on another •Back 67 a chemical preparation for destroying plant, fungal, or animal pests •Back 68 land area having a relatively level surface considerably raised above adjoining land on at least one side, and often cut by deep canyons. •Back 69 the introduction of harmful substances or products into the environment •Back 70 a group of organisms of the same species living in the same place •Back 71 an extensive, level or slightly hilly, mostly treeless piece of land in the Mississippi Valley, characterized by a highly fertile soil and originally covered with coarse grasses, and merging into drier plateus in the west •Back 72 any form of water that falls from the sky •Back 73 an organism that eats other organisms •Back 74 the west-to-east winds that occur in the temperate zones of the Earth •Back 75 an organism that is eaten by another organism •Back 76 organisms that produce their own food •Back 77 a simple machine that uses grooved wheels and a rope to raise, lower, or move a load •Back 78 weather instrument used to measure the amount of rainfall in a given area •Back 79 a tropical forest, usually of tall, densely growing, broad-leaved evergreen trees in an area of high annual rainfall •Back 80 the response of an object to an action •Back 81 to treat or process (used or waste materials) so as to make suitable for reuse •Back 82 map that shows the landforms •Back 83 a natural resource that can be replaced, such as trees •Back 84 rain that lands on top of a mountain, travels down the mountain to lower groud, moving over and through the rock and soil, and joins larger bodies of water or forms streams •Back 85 an animal or other organism that feeds on dead organic matter •Back 86 an inclined plane that is wrapped aroiund a pole; holds things together and can be used to lift materials •Back 87 the movement of air caused by cool air over the ocean moving toward the land •Back 88 mineral or organic matter deposited by water, air, or ice. •Back 89 a tool that makes work easier •Back 90 the degree of change in elevation over a piece of land •Back 91 what the soil of an area is made up of…types of minerals, and rocks in the soil •Back 92 southern most part of the Earth…where Antarctica is located •Back 93 a measurement of distance over time •Back 94 a large layer of clouds…looks like it blankets the sky and is associated with rain or snow •Back 95 the living together of two different organisms, as in mutualism, commensalism, or parasitism •Back 96 The measure of the amount of heat something has •Back 97 A species likely, in the near future, to become an endangered species •Back 98 A map that shows the elevation and landforms •Back 99 The wind that blows in one regular couse, or continually in the same direction •Back 100 A river or stream that does not reach the ocean •Back 101 One of the vast, nearly level, treeless plains of the arctic regions of Europe, Asia, and North America •Back 102 Forces that have a net force…causes movement •Back 103 The rate at which cities are becoming larger and more populated •Back 104 • the movement or air created by warm air rising and flowing up the slope of a mountain •Back 105 A long depression in Earth’s surface that usually contains a river •Back 106 The time rate of change of position of a body in a specified direction •Back 107 a transition zone between a mass of warm air and the colder air it is replacing Back 108 • places where water builds up…oceans lakes, rivers Back 109 Water that is in the air Back 110 a simple machine that has a least one slanted side that ends in a sharp edge Back 111 the amount of heaviness of an object Back 112 a simple machine made up of a wheel with a rod through its center that lifts or moves loads Back 113 the direction that the wind is blowing Back 114 abiotic Back factor 115 Back acceleration 116 acid Back rain 117 action Back 118 aerial Back map 119 air mass 120 air pressure Back 121 anemometer Back 122 balanced Back forces 123 barometer Back 124 basin Back 126 biotic Back factor 126 canyon Back 127 carnivore Back 128 cirrus Back cloud 129 cold Back front 130 commensalism Back 131 community Back 132 condensation Back 133 consumer Back 134 contour Back map 135 cumulonimbus Back cloud 136 cumulus Back cloud 137 dam Back 138 deceleration Back 139 decomposer Back 140 delta Back 141 deposition Back 142 desert Back 143 drag Back 144 ecosystem Back 145 elevation Back 146 endangered Back species 147 energy Back 148 equator Back 149 erosion Back 150 evaporation Back 151 extinction Back 152 flood Back plain 153 food Back chain 155 food Back web 155 force Back 156 friction Back 157 fulcrum Back 158 gravity Back 159 habitat Back 160 herbivore Back 161 humidity Back 162 inclined Back plane 163 inertia Back 164 jet Back stream 165 land Back breeze 166 levee Back 167 lever Back 168 mass Back 169 meanders Back 170 mining Back 171 momentum Back 172 mountain Back breeze 173 mutualism Back 174 niche Back 175 nonrenewable Back resource 176 North Back Pole 177 omnivore Back 178 parasitism Back 179 pesticides Back 180 plateau Back 181 pollution Back 182 population Back 183 prairie Back 184 precipitation Back 185 predator Back 186 prevailing Back westerlies 187 prey Back 188 producer Back 190 pulley Back 190 rain Back guage 191 rainforest Back 192 reaction Back 193 recycling Back 194 relief Back map 195 renewable Back resource 196 run-off Back 197 scavenger Back 198 screw Back 199 sea Back breeze 200 sediment Back 201 simple Back machine 202 slope Back 203 soil Back composition 204 South Back Pole 205 speed Back 206 stratus Back cloud 207 symbiosis Back 208 temperature Back 209 threatened Back species 210 topographical Back map 211 trade Back winds 212 tributaries Back 213 tundra Back 214 unbalanced Back force 215 urban Back growth 216 valley Back breeze 217 valley Back 218 velocity Back 219 warm Back front 220 water Back bodies 221 water Back vapor 222 wedge Back 223 weight Back 224 wheel Back and axle 225 wind Back direction