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dessert science p6
Dinerdessert science
| Question | Answer |
|---|---|
| Triple beam balence | instrument that measures mass in an object. |
| Graduated cylinder | instrument that measures volume in an object. |
| Beaker | instrument that carries and mixes chemicals. |
| Density | shows how tightly or loosly an items atoms are. |
| Mass | how much matter is in an object |
| volume | the amount of space an object takes up |
| test tube | tool that carries items |
| atom | microstophic figure inside an atom |
| nucleus | the center of an atom |
| proton | part of the atom that carries a positive charge; + |
| neutron | part of the atom that carries no charge; 0 |
| electron | part of the atom that carries a negative charge; - |
| element | found in an atom when it is alone |
| acceleration | a change in velocity |
| force | a push or pull |
| velocity | speed in a direction |
| Newtons 1st law | an object at rest, remains at rest, unless acted by an outside force |
| Newtons 2nd law | speed depends on the size and mass of an object |
| Newtons 3rd law | for every action theirs an equal an opposit reaction |
| HR Diagram | graph that shows the brightness, age, color, and temperature of a star |
| elliptical galaxy | galaxies that are round and are really bright |
| irregular galaxy | galaxies with no definite shapes |
| spiral galaxy | galaxies shape like a whirlpool with two outer arms |
| big bang theory | theory shows how the universe was made |
| nebula | collection of gas and dust where stars are born |
Created by:
m0700070
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