Science 6th grade
Terms
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- Tracheophytes
- Division of plants that have conducting tubes
- Hibernation
- Inactive state during winter months.
- Acid Test
- When acid is applied to certain minerals (carbonates, sulfides, and sulfites) and fizzes, it gives off bubbles of carbon dioxide and other gases.
- Metamorphic
- Rock that forms when existing rocks are changed by heat and pressure.
- Habitat
- Place where an organism lives.
- Conservation
- Wise use of natural resources.
- Organism
- Any living thing
- Sedimentary
- Rock that forms from pieces of other rocks or the remains of once living things.
- Decomposer
- Organism that breaks down the wastes or remains of other organisms.
- Transport
- Process of moving nutrients and wastes in a living thing.
- Theory
- Idea that explains something that is supported by data.
- Ingestion
- Process of taking in food.
- Lava
- Magma that reaches the earth's surface.
- Texture
- Size of crystals in an igneous rock.
- Adaptation
- A trait of living things that help it live in its environment.
- Unfoliated
- Texture of a metamorphic rock that does not have mineral crystals arranged in bands.
- Ecosystem
- Living and non-living things in an environment, together with their interactions.
- Sediment
- Rock particles that settle in liquid.
- Woody Stem
- Non-green stem that grows to be thick and hard.
- Chlorophyll
- Material in chloroplasts that is needed for plants to make their food
- Invertebrates
- Animals without backbones
- Scavenger
- Animal that eats only dead organisms.
- Ecology
- Study of living things and their environments.
- Producer
- Organism that makes its own food.
- Habitat
- Where an organism lives
- Cellulose
- Hard, nonliving material that makes up the cell wall of a plant
- Nucleus
- Control center of a cell
- Volume
- The amount of space occupied by an object
- Fibrous root system
- Root system made up of thin, branched roots
- Renewable Resources
- Natural resources that can be renewed or replaced.
- Vein
- Bundle of tubes that contain the xylem and phloem in a leaf
- Mass
- Amount of matter in an object.
- Population
- Group of the same kind of organism living in a certain place.
- Interact
- To act upon each other
- Degree Celsius
- Metric unit of temperture.
- Migration
- Movement of animals from one living place to another.
- Clastics
- Sedimentary rocks made up of pieces of rock
- Environment
- Everything that surrounds an organism.
- Cytoplasm
- All the living material inside the cell except the nucleus
- Consumer
- Organism that obtains food by eating other organisms.
- Energy Pyramid
- Way of showing how energy moves through a food chain.
- Foliated
- Texture of a metamorphic rock that has mineral crystals arranged in bands.
- Mesophyll
- Middle layer of leaf tissue in which food making occurs
- Root Hair
- Thin, hair-like structure of the outer layer of the root tip
- Food Web
- Way of showing how food chains are related.
- Mass/Volume
- Density
- Niche
- Organism's rule, or job, in it's habitat.
- Organ
- A group of tissues that perform a specific function
- Natural Resources
- Materials found in nature that are used by living things.
- Magnetism
- Natural force that occurs when objects made of iron and steel are attracted by a magnet.
- Stimulus
- Change that cause a response
- Weight
- Measure of the pull of gravity on an object.
- Response
- Reaction to a change
- Behavior
- Ways in which a living thing responds to stimuli.
- Stomata
- Tiny openings in the upper and lower epidermis of the leaf
- Crystal
- A natural solid substance that has a definite shape.
- Xylem
- Tissue that carries food from the leaves throughout the plant
- Distance/Force
- The Formula for Pressure
- Excretion
- Process of getting rid of wastes.
- Community
- All the populations that live in a certain place.
- Anton van Leeuwenhoek
- Was the first person to observe living cells.
- Organ System
- A group of organs that work together in performing vital body functions.
- Respiration
- Process of getting energy from food.
- Meter
- Basic SI and metric unit of length.
- Kilogram
- Basic SI unit of mass.
- Cell Wall
- Outer, nonliving part of a plant cell
- Taproot System
- Root system made up of one large root and many small, thin roots
- Non-clastics
- Sedimentary rocks made up of dissolved minerals, or the remains of living things.
- Chloroplasts
- Green structure in plant cell that contains chlorophyll.
- Temperature
- measure of how hot or cold something is.
- Bryophytes
- A nonvascular plant that lives on the land; mosses, liverworts, and hornworts
- Root Cap
- Cup-shaped mass of cells that covers and protects the root tip
- Vertebrates
- Animals with backbones
- Cell Membrane
- Thin structure that surrounds the cell
- Nonrenewable Resources
- Natural resources that cannot be renewed or replaced.
- Food Chain
- Way of showing the food relationships among a group of organisms.
- Robert Hooke
- observed a thin slice of cork which seemed to be made up of small boxes which he called cells
- Cell
- Basic unit of structure and function in living things.
- Liter
- A metric unit of volume
- Magma
- Molten rock inside the earth.
- Phloem
- Tissue that carries water and dissolved minerals upward from the roots
- Herbaceous Stem
- Stem that is soft and green
- Hutton
- The father of Geology.
- Petrologist
- geologist who specializes in the identification of rocks
- Epidermis
- Outer, protective layer of the leaf
- Unit
- Amount used to measure something.
- Blade
- Wide flat part of a leaf
- Photosynthesis
- Food making process in plant cells
- Igneous
- Rock that forms from melted minerals.
- Exoskeleton
- External skeleton
- Pressure
- Force that pushes against an object.
- Digestion
- Process of breaking down food.
- Density
- Amount of matter in a given volume.
- Endoskeleton
- Internal skeleton