LESSON3
PROTONS HAVE A ________ CHARGE
POSITIVE
WHAT ARE SOME EXAMPLES OF ACIDS?
VINEGAR, LEMON JUICE, BATTERY ACID, SODA, TOMATOES
WHAT IS A HETEROGENEOUS MIXTURE?
NOT WELL MIXED
THE STUDY OF MOTION IS CALLED _______
MACANIC
WHAT IS ADHESION?
STICKING TOGETHER OF TWO DIFFERENT MATERIALS
NEUTRONS HAVE A _________ CHARGE
NEUTRAL
WHAT ARE SOME EXAMPLES OF POLYMERS?
WOOL, RUBER, SILK, WOOD, PLASTIC
LIKE DISSOLVES ________
LIKE
WHAT IS NEWTONS FIRST LAW OF MOTION CALLED?
INERTIA
WHAT IS A LUBRICANT?
A SUBSTANCE THAT REDUCES FRICTION
ELECTRONS HAVE A __________ CHARGE
NEGITIVE
CRYSTAL COMES FROM THE GREEK WORD _______
KRIOS
WHEN WE MIX METALS TOGETHER WE GET ______
ALLOYS
INERTIA WANT’S SOMETHING IN MOTION TO STAY IN _______
MOTION
WHAT IS TERMINAL VELOCITY
THE SPEED LIMIT FOR FALLING
IONIC BONDING IS ________ OR ________
TAKING OR GIVING
DIAMOND COMES FROM THE GREEK WORD_______
ADAMAS
WHAT ARE SOME EXAMPLES OF ALLOYS?
STEEL, BRASS, BRONZE, TITANIUM
INERTIA WANT’S SOMETHING AT REST TO STAY AT _______
REST
WHAT IS COHESION?
A MATERIAL STICKING TO ITSELF
THE NUMBER OF PROTONS AN ATOM HAS IS CALLED WHAT?
THE ATOMIC NUMBER
WHEN CARBON IS PUT UNDER PRESSURE AND AND HEATED THEN COOLED QUICKLY IT BECOMES A ______
DIAMOND
WATER IS A POLOR _______
MOLECULE
WHAT IS THE THIRD LAW OF MOTION?
“EVERY ACTION HAS AN EQUAL AND OPPOSITE REACTION”
WHAT IS DRAG?
A FRICTION THAT SLOWS AN OBJECT DOWN AS IT MOVES FOWARD THROUGH AIR OR WATER