Vocabulary Word Scramble
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Question | Answer |
reactants | Substances that go through a chemical change. |
formula | A shorthand (faster) way of showing/writing atoms,molecules and equations. |
compound molecule | Made of more than 1 type of atom. |
products | Substances that result from a chemical change. |
speed | Distance traveled by an object in a given amount of time. |
acceleration | Change in an object's speed or direction (its velocity) over time. |
force | A push or pull. |
balanced force | occur when the total of all forces on an object euqals zero and object's motion does not change;see also unbalanced forcer. |
velocity | An object's speed and direction at a given instant. |
irregular | Irregular galaxies show no defined structure or symmetry. |
reactants equations | Substants that go through a chemical change. |
products equations | Substances that result from a chemical change. |
proton | It is positive charge;located in th nucleus;different number makes new element. |
neutron | It is no charge;lovated in the nucleus;different number makes isotope. |
electron | It is negative charge;located in the electron cloud;different number makes ion |
Newton's frist law | An object will stay at rest,and an object in motion will stay in motion until acted on by an unbalaced forvre;it is also known as the law of Inertia. |
Newton's secound law | The acceleartion of an object depends on the mass of object and the among of force appiled to the object. |
Newton's third law | Law of action and reaction. |
visibla | to help us to see. |
equations | A way of describing a chemical reactoin. |
elliptical galaxies | Elliptical galaxies rang in shape from spherical to flattend discs. |
Created by:
VivianNie99
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