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What is a statement that explains the nature of science?
Scientific explanations change with new evidence
Why are models used in science?
To explain unseen structures
Metallic character can be predicted using....
the periodic table.
Which state has particles vibrating in place?
solid
melting occurs when ...
particles gain energy
What model best represents the modern atom?
Electron cloud model
What is the periodic table used for
To explain unseen structures
Which elements are shiny and conductive?
metals
Whist state has particles sliding past each other?
Liquid
freezing occurs when....
Which particle has a positive charge
Proton
Elements in the same group have similar....
chemical properties
valence electrons affect an element's .....
chemical properties
Which state has particles moving freely?
gas
Which state has the least kinetic energy?
solid
Where are neutrons found?
Nucleus
columns
Kinetic molecular theory explains....
particle motion
Adding thermal energy causes particles to....
move faster
Diagrams of a particle motion are used to...
explore states of matter
What determines an atom's properties?
number and arrangement of particles
Periods on the periodic table are ....
rows
all particles of matter...
move constantly
slow down
evidence-based conclusions require...
observations and data.