Motion and speed
distance divided by time
what is speed?
number of protons and electrons
what is the atomic number?
based on observation
what is a question?
a measure of the change in velocity during a period of time
what is acceleration?
the use of knowledge to make something new
what is technology?
the starting point choose to describe the location or position of an object
what is reference point?
average mass of the atoms in an element
what is atomic mass?
prediction based on reason
what is the hypothesis?
something which represents with what speed a body is moving, it is obtained by plotting speed along y-axis and time along x-axis.
what is a speed-time graph?
1000 years
what is a Millenium?
is speed at a specific instant in time
what is instantaneous speed?
an outermost electron of an atom that participates in chemical bonding
what is a valence electron?
your answer- implications (real world)
-limitations
what is the conclusion?
functional/ integrated system
what is infrastructure?
the difference between the initial position and final position of an object
what is displacement?
a table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure appear in vertical columns.
what is a periodic table?
quantitative and numerical measure- graph/ chart
what is results?
the phases the moon takes around the sun.
what is lunar phase?
the speed and direction of a moving object
what is velocity?
NaCl-product
what is salt? (chemical equation)
what includes -materials
-variables
-procedures
what is the experiment?
is used to study how a change in the independent variable changes on the dependent variable.
what is an experimental group?