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Flash Cards Science

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
What is velocity?   Speed PLUS Direction.  
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What is the periodic table arranged in?q   Periods and Groups.  
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What is a bohr model?   A model of an atom.  
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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.  
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What is a light year?   A light year is the distance that light can travel in a year.  
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What is an atomic number?   The number of protons in an atom/element.  
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How do you calculate speed?   Distance divided by time.  
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If a force is unbalanced what is it doing?   Continuing at a constant velocity.  
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An HR diagram measures what?   Magnitude (Brightness) and surface temperature.  
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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.  
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What kind of wave can we see   visible light  
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what does inert mean   stable and not REACTIVE  
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WHAT IS FREQUENCY   THE NUMBER OF WAVES PASSING IN A SECOND  
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what is tHE ATOMIC MASS   thE masS of AN Atom[ATOMIc # PLus NumBEr of ELEctrONS]  
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What does it mean when the net force is 0   it means the forces are balanced  
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whatb kind of waves dont need a medium   ELECTROMAGNETIC WAVES  
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Created by: ericandjoey
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