3 RD TERM VOCABULARY
ACID
VINEGAR
SUBSTANCE THAT RELEASES H+ IONS AND PRODUCES HYDRONIUM IONS WHEN DISSOLVED IN WATER.
BASE
BAKING SODA
SUBSTANCE THAT ACCEPTS H+ IONS AND PRODUCES HYDROXIDE IONS WHEN DISSOLVED IN WATER.
CHEMICAL EQUATION
EXAMPLES
SHORTHAND FORM FOR WRITING WHAT REACTANTS ARE USED AND WHAT PRODUCTS ARE FORMED IN A CHEMICAL REACTION; SOMETIMES SHOWS WHETHER ENERGY IS PRODUCED OR ABSORBED.
COMPOUND
SODIUM CHLORIDE
A PURE SUBSTANCE THAT CONTAINS TWO OR MORE ELEMENTS
DIFFUSION
WATER
A TYPE OF PASSIVE TRANSPORT IN CELLS IN WHICH MOLECULES MOVE FROM AREAS WHERE THERE ARE MORE OF THEM TO AREAS WHERE THERE IS LESS OF THEM.
ELECTROMAGNET
IRON CORE
MAGNET CREATED BY WRAPPING A CURRENT- CARRYING WIRE AROUND AN IRON CORE.
ENDOTHERMIC
BAKING SODA AND VINEGAR
CHEMICAL REACTION IN WHICH HEAT ENERGY IS ABSORBED.
EXOTHERMIC
FIRE/BURNING
CHEMICAL REACTION IN WHICH HEAT ENERGY IS RELEASED.
CHEMICAL FORMULA
SILVER TARNISHING AG S 2
COMBINATION OF CHEMICAL SYMBOLS AND NUMBERS THAT INDICATES WHICH ELEMENTS AND HOW MANY ATOMS OF EACH ELEMENT ARE PRESENT IN A MOLECULE.
NEUTRAL
5 NEUTRONS
HAS NO ELECTRIC CHARGE. A CHEMICAL SUBSTANCE THAT IS NEITHER AN ACID OR BASE.
MAGNETIC FIELD
MAGNET
SURROUNDS A MAGNET AND EXERTS A MAGNETIC FORCE ON OTHER MAGNETS
GRAVITY (UNIVERSAL LAW OF)
SUN AND EARTH
THE FORCE THAT EXISTS BETWEEN ANY TWO OBJECTS THAT HAVE MASS.
CHEMICAL SYMBOL
H FOR HYDROGEN
NOTATION OF ONE OR TWO LETTER REPRESENTING A CHEMICAL
PRODUCT
BUBBLES
SUBSTANCE THAT FORMS AS A RESULT OF A CHEMICAL REACTION.
PERIODIC TABLE
HYDROGEN
A TABLE OF CHEMICAL ELEMENTS ARRANGED IN ORDER OF ATOMIC NUMBER, USUALLY IN ROWS, SO THAT ELEMENTS WITH SIMILAR ATOMIC STRUCTURE APPEAR IN VERTICAL COLUMNS.