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Matter
Term | Definition |
---|---|
MATTER | ANYTHING THAT HAS MASS AND TAKES UP SPACE |
ATOM | THE BUILDING BLOCK OF MATTER |
MOLECULE | THE SMALLEST PARTICLE OF A SUBSTANCE THAT HAS THE SAME PROPERTIES AS THE SUBSTANCE |
PHYSICAL PROPERTIES | CHARACTERISTICS THAT ARE USED TO IDENTIFY STATES OF MATTER, SUCH AS THE FOUR MAIN PROPERTIES: MASS, WEIGHT, VOLUME, DENSITY |
CHEMICAL PROPERTIES | PROPERTY OF A SUBSTANCE THAT CAN BE USED TO IDENTIFY IT AND THAT DESCRIBES HOW THAT SUBSTANCE REACTS WITH OTHER SUBSTANCES |
SOLID | FORM OF MATTER THAT HAS A DEFINITE SHAPE AND VOLUME |
LIQUID | FORM OF MATTER THAT HAS A DEFINITE VOLUME BUT NO DEFINITE SHAPE |
GAS | FORM OF MATTER THAT HAS NO DEFINITE SHAPE OR VOLUME |
PLASMA | SUPER-HOT GASES THAT HAVE TAKEN ON HIGH-ENERGY ELECTRICAL CHARGES |
BOILING POINT | THE TEMPERATURE AT WHICH A SUBSTANCE CHANGES FROM A LIQUID TO A GAS |
MELTING POINT | THE TEMPERATURE AT WHICH A SUBSTANCE CHANGES FROM A SOLID TO A LIQUID |
FREEZING POINT | THE TEMPERATURE AT WHICH A SUBSTANCE CHANGES FROM A LIQUID TO A SOLID |
VAPOR | A VISIBLE SUSPENSION IN THE AIR OF PARTICLES OF A SUBSTANCE |
CONDENSE | TO MAKE DENSER OR MORE COMPACT |
CONDENSATION | PROCESS OF CHANGING FROM A GAS TO A LIQUID OR SOLID STATE |
EVAPORATION | THE PROCESS OF BECOMING A SUSPENSION OF PARTICLES IN THE AIR |
FREEZING | THE WITHDRAWAL OF HEAT TO CHANGE SOMETHING FROM A LIQUID TO A SOLID |
MELTING | THE PROCESS WHEREBY HEAT CHANGES SOMETHING FROM A SOLID TO A LIQUID |
SUBLIMATION | A SUBSTANCE CHANGES FROM A SOLID DIRECTLY TO A GAS |
BOILING | THE ACTION OB BRINGING A LIQUID TO TH TEMPERATURE AT WHICH IT BUBBLES AND TURNS TO VAPOR |
ELEMENT | MATTER THAT HAS ONLY ONE KIND OF ATOM |
COMPOUND | A SUBSTANCE FORMED WHEN TWO ATOMS OR MORE ELEMENTS JOIN TOGETHER |
CHEMICAL BONDS | A LASTING ATTRACTION BETWEEN ATOMS, IONS OR MOLECULES THAT ENABLES THE FORMATION OF CHEMICAL COMPOUNDS |
SOLUTION | FORMED WHEN ONE SUBSTANCE IS DISSOLVED IN ANOTHER SUBSTANCE |
SUBSTANCE | A PARTICULAR KIND OF MATTER WITH UNIFORM PROPERTIES |
COLLOID | A MIXTURE IN WHICH ONE SUBSTANCE OF MICROSCOPICALLY DISPERSED INSOLUBLE OR SOLUBLE PARTICLES IS SUSPENDED THROUGHOUT ANOTHER SUBSTANCE |
PROTONS | A TINY, CHARGED PARTICLE IN THE NUCLEUS OF AN ATOM |
ELECTRONS | A TINY, NEGATIVELY CHARGED PARTICLE OF AN ATOM THAT MOVES AROUND THE NUCLEUS |
NEUTRONS | A TINY, UNCHARGED PARTICLE IN THE NUCLEUS OF AN ATOM THAT IS SIMILAR IN SIZE TO A PROTON |
PERIODIC TABLE | AN ARRANGEMENT OF THE ELEMENTS THAT PROVIDES INFORMATION ABOUT THEIR PROPERTIES |
ATOMIC MASS | THE PROTONS + NEUTRONS IN AN ATOM |
ATOMIC NUMBER | THE NUMBER OF PROTONS IN AN ATOM |
CHEMISTRY | THE STUDY OF MATTER, ITS PROPERTIES, HOW AND WHY SUBSTANCES COMBINE OR WEPARATE TO FORM OTHER SUBSTANCES AND HOW SUBSTANCES INTERACT WTIH ENERGY |
CHEMIST | A SCIENTIST TRAINED IN THE STUDY OF CHEMISTRY |
MODEL | A PICTURE, AN IDEA, OR AN OBJECT THAT IS BUILT TO EXPLAIN HOW SOMETHING ELSE LOOKS OR WORKS |
NATURAL ELEMENT | AN ELEMENT THAT IS FOUND IN NATURE |
NUCLEUS | THE CENTRAL PART OF AN ATOM THAT HOLDS THE PROTONS AND NEUTRONS |
PROPERTY | A CHARACTERISTIC THAT HELPS IDENTIFY AN OBJECT |
SYMBOL | ONE OR TWO LETTERS THAT REPRESENT THE NAME OF AN ELEMENT |
VOLUME | THE PROPERTY OF SOMETHING THAT IS GREAT IN MAGNITUDE |
MASS | THE PROPERTY OF A BODY THAT CAUSES IT TO HAVE WEIGHT |
DENSITY | THE AMOUNT PER UNIT SIZE |
BUOYANCY | THE TENDENCY TO FLOAT IN WATER OR OTHER LIQUID |
WEIGHT | THE MEASUREMENT OF THE FORCE OF GRAVITY ON AN OBJECT |
ACID | 0-6 ON THE PH SCALE |
BASE | 8-14 ON PH SCALE |
NEUTRAL | 7 ON PH SCALE |
INDICATOR | LITMUS PAPER; SUBSTANCE WHICH BY CHANGING COLOR INDICATES THE CHEMICAL CONDITION OF A MATERIAL |