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Flash Cards Science

What is velocity? Speed PLUS Direction.
What is the periodic table arranged in?q Periods and Groups.
What is a bohr model? A model of an atom.
What is the difference between a physical and chemical change? A physical change is a change that doesn't form a new substance, and a chemical change does.
What is a light year? A light year is the distance that light can travel in a year.
What is an atomic number? The number of protons in an atom/element.
How do you calculate speed? Distance divided by time.
If a force is unbalanced what is it doing? Continuing at a constant velocity.
An HR diagram measures what? Magnitude (Brightness) and surface temperature.
What is the difference between potential and kinetic energy? Potential is the object before it is in motion kinetic energy is the amount of energy an object has while in motion.
What kind of wave can we see visible light
what does inert mean stable and not REACTIVE
what is tHE ATOMIC MASS thE masS of AN Atom[ATOMIc # PLus NumBEr of ELEctrONS]
What does it mean when the net force is 0 it means the forces are balanced
whatb kind of waves dont need a medium ELECTROMAGNETIC WAVES
Created by: ericandjoey