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Science Vocabulary

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Title: Science Vocabulary


1
Science Vocabulary
  • Flashcards

2
Acid Rain
  • Rain that is polluted due to pollution and causes
    harm to plants and animals.

3
Adaptation
  • The ability of a plant or animal to change in
    order to survive

4
Balance
  • Everything working together in order to have a
    proper ecosystem

5
Biomes
  • Areas in the world with similar climates, animals
    and plants.

6
Climate
  • The average weather taken over a period of time

7
Community
  • the set of all populations that inhabit a certain
    area

8
Competition
  • When 2 or more animals fight for food, water, or
    shelter
  • Occurs more with overpopulation

9
Conservation
  • Limiting the use of energy, water, etc. in order
    to protect the environment

10
Consumers
  • Animals that eat other plants and animals
  • 3 types

11
Decaying
  • The process of decomposition after something dies
  • Returns nutrients to the earth

12
Decomposers
  • Organisms that break down dead plants and animals
  • Return nutrients to the earth

13
Deserts
  • A biome located near the equator with a very hot
    and dry climate

14
Ecosystems
  • An area where biotic factors (plants and animals)
    and abiotic factors (land) live and depend on
    each other

15
Endangered Species
  • A type of animal that is almost exztinct
  • Caused by hunting, pollution, competition, etc.

16
Energy
  • Comes from the sun
  • Helps plants and animals live and is transferred
    through the food web

17
Environment
  • all living and non-living things that occur
    naturally on Earth

18
Extinct
  • the death of every member of a species

19
Food Chains
  • The passing of energy through producers,
    consumers and decomposers

20
Food Webs
  • weaves together many food chains and shows the
    passing of energy from species to species

21
Deciduous Forests
  • A biome in which the weather and climate are
    temperate, there are 4 seasons and many types of
    plants and animals

22
Grasslands
  • Biome with large rolling hills and small animals
    adapted to hide in the grass

23
Habitat
  • A particular environment inhabited by similar
    species and plants

24
Habitat Reduction
  • The destroying of a habitat by humans
  • Eliminates plants and animals

25
Individual
  • A single animal or plant as distinguished from a
    species, community, or group.

26
Interdependence
  • The dependence of every form of life on other
    living things and on the natural resources in its
    environment, such as air, soil, and water.

27
Interaction
  • Action on each other reciprocal action or effect
    .

28
Latitude
  • The angular distance north or south of the
    earth's equator, measured in degrees along a
    meridian, as on a map or globe.

29
Limiting Factor
  • An environmental factor that limits the growth,
    abundance, or distribution of a population of
    organisms in an ecosystem.

30
Living Space
31
Niche
  • The function or position of an organism or
    population within an ecological community.

32
Organisms
  • An individual form of life, such as a plant,
    animal, or fungus a body made up of organs,
    organelles, or other parts that work together to
    carry on the various processes of life.

33
Overpopulation
  • Excessive population of an area to the point of
    overcrowding, depletion of natural resources, or
    environmental deterioration.

34
Pollutants
  • Something that pollutes, especially a waste
    material that contaminates air, soil, or water.

35
Population
  • A group of individuals of the same species
    inhabiting a given area.

36
Predator
  • An animal that lives by capturing and eating
    other animals.

37
Prey
  • An animal hunted and killed for food by another
    animal.

38
Producer
  • An organism that serves as a source of food for
    other organisms in a food chain. Producers
    include green plants, which produce food through
    photosynthesis.

39
Ecosystem
  • A system formed by the interaction of a community
    of organisms with their physical environment.

40
Prairie
  • An extensive area of flat or rolling grassland,
    especially the large plain of central North
    America.

41
Marsh
  • An area of soft, wet, low-lying land,
    characterized by grassy vegetation and often
    forming a transition zone between water and land.

42
Desert
  • A dry, often sandy region of little rainfall,
    extreme temperatures, and sparse vegetation.

43
Herbivores
  • An animal that feeds only on plants such as cows,
    grasshoppers and deer.

44
Carnivores
  • An animal that feeds chiefly on the flesh of
    other animals. Carnivores include predators such
    as lions and alligators, and scavengers such as
    hyenas and vultures.

45
Omnivores
  • An animal that feeds on both animal and vegetable
    substances.

46
Insecticide
  • A chemical used to kill insects. Nearly all
    insecticides have the potential to significantly
    alter ecosystems many are toxic to humans and
    others are concentrated in the food chain.  

47
Increase
  • To make or become greater in size, degree, or
    frequency.

48
Decrease
  • To grow or cause to grow gradually less or
    smaller, as in number, amount, or intensity.

49
Algae
  • Plants which grow in water or moist ground, and
    which have no true stems, roots, or leaves.

50
Plankton
  • The small drifting plants and animals on the
    surface layer of a sea or lake that serve as food
    for fish and other larger organisms.

51
Bacteria
  • A large group of one-celled organisms that, in
    some cases, cause disease. They are the most
    abundant lifeforms on Earth, and are found in all
    living things and in all of the Earth's
    environments. Bacteria usually live off other
    organisms.

52
Fungus/Fungi
  • A plant without leaves, flowers, or roots, that
    reproduce by spores, including moulds, yeasts,
    and mushrooms.

53
Condensation
  • The stage of the water cycle in which water in
    vapor (gas) form cools and converts to liquid
    form.

54
Evaporation
  • The stage of the water cycle in which water in
    liquid form warms and converts to vapor (gas)
    form.

55
Potential
56
Precipitation
  • Any form of water, such as rain, snow, sleet, or
    hail, that falls to the earth's surface.

57
Polar Climate
  • A climatic zone located in the polar latitudes
    marked by conditions too cold and harsh to
    support vegetation.

58
Temperate Climate
  • Characterized by moderate temperatures, weather,
    or climate neither hot nor cold.

59
Erosion
  • The wearing away of rocks or soil by the action
    of water, ice, or wind.

60
Weathering
  • Any of the chemical or mechanical processes by
    which rocks exposed to the weather undergo
    changes in character and break down.

61
Dam
  • A barrier constructed across a waterway to
    control the flow or raise the level of water.

62
Delta
  • The flat area at the mouth of some rivers where
    the main stream splits up into several branches .

63
Sand Dune
  • A ridge of sand created by the wind found in
    deserts or near lakes and oceans.

64
Formation
  • a series of rocks or clouds of a particular
    structure or shape

65
Meander
  • A stream consisting of successive meanders
    (curves or bends). Meandering streams develop in
    relatively flat areas, such as a floodplain.

66
Valley
  • An elongated lowland between ranges of mountains,
    hills, or other uplands, often having a river or
    stream running along the bottom.

67
Glacier
  • A huge mass of ice slowly flowing over a land
    mass, formed from compacted snow in an area where
    snow accumulation exceeds melting

68
Plateau
  • a usually extensive land area having a relatively
    level surface raised sharply above adjacent land
    on at least one side

69
Tributaries
  • A stream that flows into a larger stream or other
    body of water.

70
Slope
  • An elevated geological formation.

71
Flood Plain
  • A low plain adjacent to a river that is formed
    chiefly of river sediment and is subject to
    flooding.

72
Submerged
  • Beneath the surface of the water "submerged
    rocks.

73
Disposing
74
Aerial View
  • A bird's-eye view is a view of an object from
    above, as though the observer were a bird, often
    used in the making of blueprints, floor plans and
    maps.

75
Nutrients
  • Any substance that can be metabolized by an
    animal to give energy and build tissue.

76
Sea Breezes
  • A wind from the sea that develops over land near
    coasts. It is formed by increasing temperature
    differences between the land and water which
    create a pressure minimum over the land due to
    its relative warmth and forces higher pressure,
    cooler air from the sea to move inland.

77
Permafrost
  • Permanently frozen soil, found in taiga and
    tundra
  • Limits plant growth

78
Reforestation
  • The restocking of existing forests and woodlands
    which have been depleted with native tree stock.

79
Reclamation
  • Making land suitable for human use, usually
    through irrigation or drainage.

80
Recycle
  • to put a used substance through a particular
    process so that it is fit to use again (paper,
    plastic, metal)

81
Survival
  • A natural process resulting in the evolution of
    organisms best adapted to the environment.

82
Tropical Rain Forest
  • The tropical rain forest is a forest of tall
    trees in a region of year-round warmth.

83
Tundra
  • Any of the vast, nearly level, treeless plains of
    the arctic regions

84
Deciduous Forest
  • Temperate deciduous forests are forests in cool,
    rainy areas they have trees that lose their
    leaves in Fall and re-grow them in Spring.

85
Inertia
  • The tendency of objects to keep doing what they
    are doing, whether it be moving or staying at rest

86
Momentum
  • The product of an objects mass and speed that
    affects the motion of an object
  • The tendency of objects to keep doing what they
    are doing, whether it be moving or staying at rest

87
Friction
  • The resistance of a surface to relative motion,
    as of an object sliding or rolling over it

88
Work
  • Physical effort directed toward achieving some
    result labor

89
Unbalanced force
  • When two or more forces operate on a body and
    change the rest or the motion of that body

90
Mass
  • A measure of the quantity of matter in an object

91
Simple Machines
  • Any device that changes forces or directions of
    force

92
Wheel
  • Any machine having a circular shape

93
Inclined Plane
  • A simple machine used to raise or lower a load by
    rolling or sliding

94
Wedge
  • A piece of wood or metal in a three-dimensional,
    triangular shape with a thin edge that is forced
    between objects to split, lift, or reinforce them

95
Screw
  • A fastener driven into a surface by applying
    pressure to the head while turning it

96
Lever
  • Simple machine which has a bar and pivots (moves)
    around a fulcrum to move force from one point to
    another

97
Axle
  • A supporting bar or shaft on which a wheel or
    wheels turn

98
Gear
  • a part, as a disk, wheel, or section of a shaft,
    having cut teeth of such form, size, and spacing
    that they mesh with teeth in another part to
    transmit or receive force and motion.

99
Pulley
  • A wheel or set of wheels which grooved edges over
    which a rope or chain can be drawn in order to
    change the direction of a pulling force and allow
    you to lift more

100
Compound Machine
  • A device that combines two or more simple machines
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