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7th science vocabulary review

The factor that you change in order to find out what will happen
Rock made from weathering, erosion, compaction
A male reproductive structure of flowers
A group of organs that work together
The smallest unit that can perform all life processes
An organism made up of cells that have a nucleus enclosed by a membrane
Chromosomes that have the same sequence of genes and the same structure
Your skin, hair, and nails protect the tissue that lies beneath them.
A statement that sums up what you think data mean
Organelle that contains the cell's DNA
The process by which plants and some bacteria use sunlight, carbon dioxide and water to make food
A working model of a new technology
Thinnest layer of earth
A wish or expectation that an experiment will lead to a certain conclusion
A disturbance that transfers energy though matter or space
Breaks down food you eat
Rock that forms as a result of volcanic activity at or near the Earth's surface
The process by which cells use oxygen to produce energy from food
The production of anew organism from one parent
A naturally occurring solid mixture of one or more minerals and organic matter.
Cell organelle that makes protein
A collection of tissues that carry out a specialized function of the body
Rock made from cooling of lava
A product of photosynthesis
A fuel from recently living things
A female reproductive structure of a flower
The color of mineral in its powder form