Vertebrates and Invertebrates | The Organ System | Electromagnetic Spectrum | Light with matter | Fossils |
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What is a vertebrate?
Animals with a backbone.
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What is the central nervous system?
Brain & Spinal Cord.
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What is matter?
An object with mass and that takes up space.
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What is a reflection?
The bouncing back of light rays when it hits an object.
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What is a fossil?
Remains of an organism that lived long ago.
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What is an invertebrate?
Animals without a backbone.
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What is the peripheral nervous system?
All the parts of the nervous system except the brain and spinal cord.
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Is white light visible light of all wavelengths combined?
Yes.
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What is transparent light?
Light that you can see clearly through.
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What is Amber?
Hardened tree sap.
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What is a flexible material made out of cells and protein?
Cartilage.
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What is a cell specialized to receive and conduct electrical impulses?
Nueron.
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What is an electromagnetic wave?
A wave that consists of electric & magnetic fields that vibrate at right angles of each other.
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What's a pigment?
Material that gives a substance its color by absorbing some colors of light & reflecting others.
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What does an archaeologist do for a living?
Study prehistoric times.
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What is any part of the larger structure such as a body of an organism that is set off by natural or arbitrary boundaries?
Segment
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What is respiration?
The exchange of oxygen and carbon dioxide between living cells and their environment.
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What is electromagnetic spectrum?
All the frequencies or wave lengths or electromagnetic radiation.
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What is chlorophyll?
Pigment of plants that make the plant green.
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What is a trace fossil?
Fossilized evidence of animal activity.
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What is a circulatory system in which blood circulates through a network of vessels that form a closed loop?
Closed Circulatory System
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How much blood does a full grown adult have in them?
Approximately 5L
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What is the size of an atom?
0.000000001 nm
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The law of reflection states what?
The angle of incidence is equal to the angle of reflection.
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What is a third kind of trace fossil?
Coprolites.
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