unit 1
identifying an unidentified solid gray material as metal or non metal
what Is malleable or ductile?
the substances in the beginning of a reaction
what is reactants?
causes an object to move, stop, or change direction
what is force?
A weather front boundary between a cold air mass and a warmer air mass.
what is cold front?
Atoms of which two elements have a combined total of 23 protons
what is sodium and magnesium?
the substances at the end of a reaction
what is products?
causes an object to change direction, position, or speed
what is unbalanced force?
A weather front region where a warm air mass is replacing a cold air mass.
what is warm front?
the A.P.E. abbreviation meaning
what is atomic number, protons, and electrons?
describe evidence of chemical reactions that occur as a cake bakes
what is The cake rises as gas bubbles form in the baking cake?
overall forces acting on an object
what is net force?
A front where a warm air mass and a cold air mass meet, but neither has enough force to move the other.
what is stationary front?
the M.A.N. abbreviation meaning
what is mass number, atomic number, and neutrons?
the 49th element on the periodic table
What is indium?
object stays still or moves in the same direction, and same speed
what is balanced force?
A front that happens when two cold air masses trap a warm air mass and force it upward.
what is occluded front?