1.
adaptation: an inherited trait that helps an organism meet its needs
2.
adaptation: a behavior or a physical trait that helps a plant or animal stay alive
3.
animals: breathe in oxyen and breathe out carbon dioxide
4.
camouflage: some animals avoid predators by having colors or shapes that match their environment
5.
carnivore: a consumer that eats other consumers ( a meat eater)
6.
concave lens: a lens that is thicker at the edges than in the middle that bends light rays away from one another
7.
conclusion: states whether the data did or did not support the hypothesis
8.
condensation: when water condenses to form clouds
9.
conservation: the careful use of resources so they do not run our or beome polluted
10.
consumer: feeds on other organisms, including plants and animals
11.
convex lens: a lens that is thicker in the middle than at the edges and bends light rays towards one another
12.
data: information collected during an investigation
13.
decomposers: organisms which get their energy by breaking down dead organisms and the wastes of living organisms
14.
deposition: depositing sediment in another location
15.
electric current: movement of electricity through an electric current
16.
environment: all the living and nonliving things in an area
17.
erosion: carrying sediments to another location
18.
evaporation: when water at the Earth's surface moves into the air
19.
food web: a diagram that shows how energy moves from one organism to another in an ecosystem
20.
force: any push or pull
21.
gas: state of matter in which the particles flow freely and they take on both the shape and the volume of their container
22.
habitat: the place where an animal or species lives
23.
herbivores: a species that eats or consumes only plants
24.
hypothesis: a statement that we can test
25.
inexhaustible resources: resources that people cannot use up
26.
inference: a reasonable conclusion based on what you observe
27.
inherited traits: traits passed on from parents to offspring, they are controlled by genes
28.
instinctive behaviors: behaviors animals are born knowing how to do
29.
invertebrate: an animal that does not have a backbone
30.
learned behavior: behavior you are not born knowing how to do, that you must be taught to do
31.
lens: a curved piece of glass or other material used to refract light
32.
liquid: state of matter in which the particles flow past each other and it takes on the shape of its container
33.
mass: the amount of matter in an object
34.
mass: a measure of the amount of matter an object contains
35.
matter: anything that takes up space and has mass
36.
mixture: when two or more substances are mixed together but can be physically separated fairly easily
37.
niche: the role of an organism in its ecosystem
38.
nitrogen cycle: the movement of nitrogen between living things and the environment
39.
nonrenewable resources: resources that cannot be replaced in a short amount of time, people will use them up before they can be replaced by nature
40.
omnivore: a consumer that eats both producers and other consumers (plants and meat)
41.
organisms: living things such as plants and animals, including people
42.
photosynthesis: the process by which plants use carbon dioxide, gas, water, and energy from the sun to produce its' own food
43.
physical adaptation: a part of an organism's body that helps it survive
44.
plants: release oxygen and take in carbon dioxide during photosynthesis
45.
precipitation: when water falls back to the ground as rain, sleet, snow, or hail
46.
predator: an animal that hunts and eats other animals
47.
prey: an animal that is hunted and eaten by other animals
48.
producer: an organism, such as a plant, that can make its own food
49.
reflection: the bouncing of light
50.
refraction: the bending of light
51.
renewable resources: resources that can be replaced in a short amount of time
52.
solar energy: energy that comes from the sun
53.
solid: state of matter in which particles are packed tightly together and it maintains its shape
54.
solid, liquid, and gas: the three states of matter
55.
solution: a mixture in which one substance dissolves into another
56.
sun: the closest star to the earth
57.
system: a group of elements or objects that affect each other and work together to form something different
58.
theory: a well-supported hypothesis that is accepted by most scientists as true
59.
tides: the reglar rise and fall of the ocean's surface influenced by the moon's gravity pulling on earth
60.
variable: the one thing that changes in an investigation
61.
vertebrates: animals that have a backbone
62.
vibration: a motion that causes sound
63.
volume: the amont of space an object takes up
64.
weathering: breaking down rocks
65.
weight: the measure of force of gravity on an object
