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about science 8th grade

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 a red shift?   red fled which means the planet is moving away  
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what is a blue shift?   blue you meaning planet come twords you  
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what are some indications that a chemical change has ocurred?   change in color, or smell, Bubbling,Fizzing  
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what are some indications that a phyical change has ocurr   change in state ect....  
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what is newtons first law   what is in motion stays in motion unless acted upon by an outside force  
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What is newtons second law?   Acceleration=distance/time  
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What is newtons third law?   For every action there is a equal or opposite reaction  
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what is the equation for speed   speed=distance/time  
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Where is the Protons and Neutrons Located?   In the nucleus  
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Where is the electrons located?   In the electron cloud  
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What are the 2 subatomic particals?   Protons and nutrons  
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What kind of charge does a proton have?   Positive  
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What kind of charge is a neutron?   Neutral  
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What kind of charge is an electron?   Negative  
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