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25 Cards in this Set
- Front
- Back
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A substance made of only one type of atom is called an
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Element
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Fe
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Iron
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Na
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Sodium
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P
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Phosphorus
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What three things are needed for a balanced chemical state of body
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1. Acids
2.bases 3. Buffers |
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What is Regarded as a chemical change?
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Buffer
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The smallest part of an element that still retains properties of that element is an
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Atom
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The kind of change that produces a new substance is a
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Chemical
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Considered the basic unit of life
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Cell
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What is the neutral ph?
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7
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A increase in _ ions make a solution more acidic?
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Hydrogen
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What is the substance of all living material?
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Protoplasm - original substance
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Which organelle functions as the protein factories in the cell?
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Ribosomes
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Is the elbow considered proximal or distal to the shoulder?
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distal
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what is matter?
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anything that occupies space and has mass
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3 types of matter?
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solid, liquid, gas
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Solid
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definite shape, volume, and weight
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Liquid
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definite volume and weight but they assume the shape of the container they are in.
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Gas
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definite weight but an indefinite shape and volume
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Physical Change
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produces no new substance
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Chemical Change
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Produces a new substance
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Mechanical Energy
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muscle moving bones
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Radiant Energy
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travels in waves
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Electrical Energy
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movement of charged particles
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Chemical Energy
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stored in the bonds of chemical substances
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