Science Vocabulary
Transcription
Science Vocabulary
Organisms: all living things © FORDE-FERRIER EDUCATIONAL SERVICES Chlorophyll: a green substance in plant leaves that captures energy from the sun © FORDE-FERRIER EDUCATIONAL SERVICES Carbon Dioxide: a gas in the atmosphere that plants use during the process of photosynthesis Oxygen is released Carbon Dioxide is taken in by plant Plant © FORDE-FERRIER EDUCATIONAL SERVICES Stomata: tiny holes in the leaves of a plant that allow gases to enter or leave the plant © FORDE-FERRIER EDUCATIONAL SERVICES Photosynthesis: the process in which plants use energy from the sun to make their own food Sunlight Oxygen is released Carbon Dioxide Water © FORDE-FERRIER EDUCATIONAL SERVICES Producer: an organism that makes its own food © FORDE-FERRIER EDUCATIONAL SERVICES Traits: characteristics of an organism SPOTS © FORDE-FERRIER EDUCATIONAL SERVICES Inherited Traits: characteristics passed down from parents to offspring HAIR COLOR SKIN COLOR © FORDE-FERRIER EDUCATIONAL SERVICES EYE COLOR Offspring: children © FORDE-FERRIER EDUCATIONAL SERVICES Adapt: change © FORDE-FERRIER EDUCATIONAL SERVICES Perish: die © FORDE-FERRIER EDUCATIONAL SERVICES Adaptation: a change an organism undergoes in order to survive FEET ARE WEBBED © FORDE-FERRIER EDUCATIONAL SERVICES Reproduce: to make more of the same kind of organism as the adult © FORDE-FERRIER EDUCATIONAL SERVICES Instinctive Behaviors: behaviors that are inherited HIBERNATION © FORDE-FERRIER EDUCATIONAL SERVICES Learned Behaviors: behaviors that are learned © FORDE-FERRIER EDUCATIONAL SERVICES Habitat: the specific environment where an organism lives © FORDE-FERRIER EDUCATIONAL SERVICES Species: a group of organisms that produce offspring like themselves © FORDE-FERRIER EDUCATIONAL SERVICES Population: all the organisms of the same species that live in the same area at the same time © FORDE-FERRIER EDUCATIONAL SERVICES Community: populations of different species that live in the same area at the same time © FORDE-FERRIER EDUCATIONAL SERVICES Ecosystem: all the populations of organisms and the nonliving things in an environment, and the interaction among them © FORDE-FERRIER EDUCATIONAL SERVICES Biome: one of the six major land areas of the world that is home to specific plant and animal populations and is defined by its climate EXAMPLES: TUNDRA, TAIGA, DECIDUOUS FORREST, GRASSLAND, DESSERT, TROPICAL RAINFORREST © FORDE-FERRIER EDUCATIONAL SERVICES Life Cycle: the stages of development of an organism as it grows into an adult © FORDE-FERRIER EDUCATIONAL SERVICES Thrive: to grow in a strong and healthy way © FORDE-FERRIER EDUCATIONAL SERVICES Pollution: anything in the environment that can harm living organisms or damage the natural resources © FORDE-FERRIER EDUCATIONAL SERVICES Unique Niche: an organism’s role in an ecosystem based on how it gets its food © FORDE-FERRIER EDUCATIONAL SERVICES Consumers: animals that eat other organisms Primary © FORDE-FERRIER EDUCATIONAL SERVICES Secondary Herbivores: animals that eat only plants © FORDE-FERRIER EDUCATIONAL SERVICES Carnivores: animals that eat only other animals © FORDE-FERRIER EDUCATIONAL SERVICES Omnivores: animals that eat both plants and animals © FORDE-FERRIER EDUCATIONAL SERVICES Predators: animals that hunt other animals for food © FORDE-FERRIER EDUCATIONAL SERVICES Prey: animals that are hunted by predators © FORDE-FERRIER EDUCATIONAL SERVICES Decomposers: organisms that feed on dead plants and animals, as well as animal wastes WORMS © FORDE-FERRIER EDUCATIONAL SERVICES MUSHROOMS Food Chain: the path of energy from the sun to a plant to an animal to another animal © FORDE-FERRIER EDUCATIONAL SERVICES Food Web: a group of overlapping food chains Sun Plant Sheep Wolf © FORDE-FERRIER EDUCATIONAL SERVICES Fox Rabbit Weathering: the breaking down of rock on the surface of the Earth usually by the force of water, wind, or ice © FORDE-FERRIER EDUCATIONAL SERVICES Erosion: the movement of weathered particles by water, wind, or ice © FORDE-FERRIER EDUCATIONAL SERVICES Deposition: the process in which materials that have been eroded are dropped in a new place by wind or water © FORDE-FERRIER EDUCATIONAL SERVICES Landform: a natural structure found on the surface of the Earth © FORDE-FERRIER EDUCATIONAL SERVICES Glacier: a huge piece of ice that slowly moves across the surface of the Earth and remains frozen during the entire year © FORDE-FERRIER EDUCATIONAL SERVICES Fault: A crack in the Earth’s crust © FORDE-FERRIER EDUCATIONAL SERVICES Earthquake: the shaking of the Earth’s crust caused by large pieces of rock underneath the Earth’s surface moving against each other © FORDE-FERRIER EDUCATIONAL SERVICES Volcano: a mountain made from hardened lava, rocks, and ash that erupted out from underneath the Earth’s surface © FORDE-FERRIER EDUCATIONAL SERVICES Magma: melted rock below the Earth’s surface © FORDE-FERRIER EDUCATIONAL SERVICES Lava: magma that has flowed out onto the surface of the Earth © FORDE-FERRIER EDUCATIONAL SERVICES Lithosphere: the rocky surface of the Earth © FORDE-FERRIER EDUCATIONAL SERVICES Atmosphere: the pocket of air that surrounds the Earth © FORDE-FERRIER EDUCATIONAL SERVICES Hydrosphere: all the water on the surface of the Earth and underground, including ice and water vapor © FORDE-FERRIER EDUCATIONAL SERVICES Axis: an imaginary line running from the North Pole to the South Pole through the center of the Earth © FORDE-FERRIER EDUCATIONAL SERVICES Rotation: the spinning of a planet or moon on its axis © FORDE-FERRIER EDUCATIONAL SERVICES Orbit: the path one object takes around another object in space © FORDE-FERRIER EDUCATIONAL SERVICES Tide: the rise and fall of the water level of the ocean near the shore that is caused by the pull of gravity of the moon © FORDE-FERRIER EDUCATIONAL SERVICES Source: the place where something begins or comes from © FORDE-FERRIER EDUCATIONAL SERVICES Sunspot: a cool spot on the sun’s surface that occurs for a short time © FORDE-FERRIER EDUCATIONAL SERVICES Solar Flare: an eruption of flame off of the sun’s surface © FORDE-FERRIER EDUCATIONAL SERVICES Corona: the outer edge of the sun’s atmosphere © FORDE-FERRIER EDUCATIONAL SERVICES Solar Energy: energy from the sun © FORDE-FERRIER EDUCATIONAL SERVICES Wind: moving air caused by the sun © FORDE-FERRIER EDUCATIONAL SERVICES Natural Resources: materials in the environment that are useful to people © FORDE-FERRIER EDUCATIONAL SERVICES Fuels: material burned to produce heat energy © FORDE-FERRIER EDUCATIONAL SERVICES Nonrenewable Resources: natural resources such as fossil fuels that will eventually be used up and can never be replaced © FORDE-FERRIER EDUCATIONAL SERVICES Renewable Resources: natural resources that nature can produce again such as trees, plants, water, oxygen, and soil © FORDE-FERRIER EDUCATIONAL SERVICES Inexhaustible Resources: resources that humans can use and never use up such as solar energy and wind © FORDE-FERRIER EDUCATIONAL SERVICES Water Cycle: the change of water from one state to another as it travels from the Earth’s surface to the atmosphere and back condensation precipitation evaporation Lake © FORDE-FERRIER EDUCATIONAL SERVICES Evaporation: the process of changing from a liquid to a gas, usually caused by energy from the sun Gas Liquid © FORDE-FERRIER EDUCATIONAL SERVICES Condensation: The process of changing from a gas to a liquid, such as water vapor changing into water © FORDE-FERRIER EDUCATIONAL SERVICES Precipitation: Water falling to the surface of the Earth in the form of rain, hail, sleet, or snow © FORDE-FERRIER EDUCATIONAL SERVICES Transpiration: the process of water vapor leaving a plant and entering the atmosphere © FORDE-FERRIER EDUCATIONAL SERVICES Soil a material made up of tiny pieces of weathered rock © FORDE-FERRIER EDUCATIONAL SERVICES Humus: decaying plant and animal material in the soil © FORDE-FERRIER EDUCATIONAL SERVICES Loam: soil rich in nutrients that is good for plant growth © FORDE-FERRIER EDUCATIONAL SERVICES Nitrogen Cycle: the movement of nitrogen between organisms and the environment © FORDE-FERRIER EDUCATIONAL SERVICES Decomposers: organisms that break down dead materials and wastes © FORDE-FERRIER EDUCATIONAL SERVICES Sedimentary Rock: rock formed when sediments are pressed together in layers © FORDE-FERRIER EDUCATIONAL SERVICES IGNEOUS ROCK: rock formed when lava cools © FORDE-FERRIER EDUCATIONAL SERVICES Metamorphic Rock rock that formed when another kind of rock was squeezed and heated deep inside the Earth’s crust © FORDE-FERRIER EDUCATIONAL SERVICES Fossil: the remains of a plant or animal that lived long ago © FORDE-FERRIER EDUCATIONAL SERVICES Comet: a ball of ice and dirt that orbits the sun © FORDE-FERRIER EDUCATIONAL SERVICES Meteor: a small rock that burns as it enters Earth’s atmosphere © FORDE-FERRIER EDUCATIONAL SERVICES Asteroid: a large rock in outer space © FORDE-FERRIER EDUCATIONAL SERVICES Galaxy: a group of stars © FORDE-FERRIER EDUCATIONAL SERVICES Constellation: a group of stars that ancient people thought formed a picture in the sky © FORDE-FERRIER EDUCATIONAL SERVICES Astronomer: a scientist who studies bodies in outer space © FORDE-FERRIER EDUCATIONAL SERVICES Climate: the usual weather in a place © FORDE-FERRIER EDUCATIONAL SERVICES Air Pressure: the weight of the air pressing on everything in the environment © FORDE-FERRIER EDUCATIONAL SERVICES Barometer: a device that measures air pressure © FORDE-FERRIER EDUCATIONAL SERVICES Precipitation: water falling to the Earth © FORDE-FERRIER EDUCATIONAL SERVICES Humidity: water vapor in the air © FORDE-FERRIER EDUCATIONAL SERVICES Nimbus Clouds: rain clouds © FORDE-FERRIER EDUCATIONAL SERVICES Front: the place where one air mass meets another air mass © FORDE-FERRIER EDUCATIONAL SERVICES Air Mass: a large pocket of air © FORDE-FERRIER EDUCATIONAL SERVICES Matter: anything that has mass and takes up space © FORDE-FERRIER EDUCATIONAL SERVICES Mass: the amount of matter an object has © FORDE-FERRIER EDUCATIONAL SERVICES Weight: the measure of the amount of gravity acting on an object’s mass © FORDE-FERRIER EDUCATIONAL SERVICES Volume: the amount of space taken up by matter © FORDE-FERRIER EDUCATIONAL SERVICES Density: the amount of mass an object has in a known volume Example: Objects with more density than water will sink. ROCK Objects with less density than water will float. POPSICLE STICK © FORDE-FERRIER EDUCATIONAL SERVICES State: one of the three main forms of matter © FORDE-FERRIER EDUCATIONAL SERVICES Solid: a state of matter that has a fixed shape and volume © FORDE-FERRIER EDUCATIONAL SERVICES Liquid: a state of matter that has a fixed volume, but its shape changes to match the shape of its container © FORDE-FERRIER EDUCATIONAL SERVICES Gas: a state of matter that does not have a fixed shape or volume © FORDE-FERRIER EDUCATIONAL SERVICES Physical Change: a change in the appearance of matter without actually changing the matter itself Snowman changes from ice to water. © FORDE-FERRIER EDUCATIONAL SERVICES Physical Property: a characteristic of matter that can be observed or measured and can be changed without changing the matter itself Example: Hammering a penny until it was very flat. The penny looks different, but it is still made up of the same type of matter © FORDE-FERRIER EDUCATIONAL SERVICES Property: a characteristic used to describe matter Example: The color of a plant. The texture of a certain type of soil. The boiling point of a certain liquid. © FORDE-FERRIER EDUCATIONAL SERVICES Texture: how a substance feels or looks Example: Sandpaper has a rough texture. Glass has a smooth texture. © FORDE-FERRIER EDUCATIONAL SERVICES Odor: how a substance smells © FORDE-FERRIER EDUCATIONAL SERVICES Conductor: a substance that allows electricity to easily travel through it Metal wires © FORDE-FERRIER EDUCATIONAL SERVICES Insulator: a substance that does not let electricity pass through it easily Rubber Gloves © FORDE-FERRIER EDUCATIONAL SERVICES Magnetic: a description of substances attracted to magnetic force © FORDE-FERRIER EDUCATIONAL SERVICES Boiling Point: the temperature at which a substance changes from a liquid to a gas WATER BOILING POINT IS 100° CELCIUS © FORDE-FERRIER EDUCATIONAL SERVICES Melting Point: the temperature at which a substance changes from a solid to a liquid ICE MELTING POINT IS 0° CELCIUS © FORDE-FERRIER EDUCATIONAL SERVICES Mixture: a combination of two or more substances that do not join together to form a new substance © FORDE-FERRIER EDUCATIONAL SERVICES Solution: a mixture in which the substances are spread out evenly between one another and cannot be told apart WATER SALT © FORDE-FERRIER EDUCATIONAL SERVICES AND WHEN MIXED TOGETHER BECOMES A SOLUTION Dissolve: to form a solution with another substance © FORDE-FERRIER EDUCATIONAL SERVICES Invisible: cannot be seen © FORDE-FERRIER EDUCATIONAL SERVICES Force: a push or pull © FORDE-FERRIER EDUCATIONAL SERVICES Motion: movement © FORDE-FERRIER EDUCATIONAL SERVICES Friction: a force that works against motion BETWEEN THE TIRE AND THE ROAD THERE IS FRICTION © FORDE-FERRIER EDUCATIONAL SERVICES Gravity: the force that pulls objects toward one another GRAVITY FORCES RAIN TO THE EARTH’S SURFACE © FORDE-FERRIER EDUCATIONAL SERVICES Inertia: the tendency of an object to resist a change in motion EXAMPLE: A BALL WILL ROLL STRAIGHT UNTIL SOMETHING STOPS IT OR CHANGES ITS DIRECTION © FORDE-FERRIER EDUCATIONAL SERVICES Light: a form of energy that travels in waves and can move through empty space © FORDE-FERRIER EDUCATIONAL SERVICES Reflection: the bouncing back of light waves off of a surface © FORDE-FERRIER EDUCATIONAL SERVICES Refraction: the bending of light waves as they travel from one surface to another © FORDE-FERRIER EDUCATIONAL SERVICES Convex Lens: a lens that is thicker in the center and thinner at the edges, a shape that bends light inward © FORDE-FERRIER EDUCATIONAL SERVICES Concave Lens: a lens that is thinner in the center and thicker at the edges, a shape that bends light outward © FORDE-FERRIER EDUCATIONAL SERVICES Sound: a form of energy produced by vibrating objects © FORDE-FERRIER EDUCATIONAL SERVICES Vibrate: move back and forth rapidly © FORDE-FERRIER EDUCATIONAL SERVICES Energy: the ability to do work EXAMPLES: HEAT (sun), LIGHT (light bulb), SOUND (radio), ELECTRICAL (lightning), CHEMICAL (foods), MECHANICAL (moving objects), and MAGNETIC (north/south poles) © FORDE-FERRIER EDUCATIONAL SERVICES Solar Energy: energy from the sun © FORDE-FERRIER EDUCATIONAL SERVICES Kinetic Energy: the energy of motion © FORDE-FERRIER EDUCATIONAL SERVICES Potential Energy: energy that is stored in an object © FORDE-FERRIER EDUCATIONAL SERVICES Electricity: a form of energy produced inside particles of matter © FORDE-FERRIER EDUCATIONAL SERVICES Current: the movement (flow) of electricity in a certain path © FORDE-FERRIER EDUCATIONAL SERVICES Source of Energy: where the energy comes from © FORDE-FERRIER EDUCATIONAL SERVICES LIFE SCIENCE WORDS EARTH SCIENCE WORDS © FORDE-FERRIER EDUCATIONAL SERVICES PHYSICAL SCIENCE WORDS