Model:
the
mental idea of how a phenomena works, based on all the accumulated
data and subject to more experimentation.
• Models
have many layers, depending on how deeply one can think about it
and on background knowledge.
•Hypothesis:
the
present idea of how something works, based on data already
collected, and that can be tested.
•Matter
takes up space and has mass
•Matter
is composed of small particles that interact
•Matter
is always in motion, and the kind of motion as well as the speed depends
on how much energy it has.