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| A theory, in the scientific sense, is |
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| A set of tested and confirmed related hypotheses. |
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| During a scientific investigation, a researcher generally forms a hypothesis and makes predictions |
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| After collecting observations |
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| All of the following are important themes in biology EXCEPT the |
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| Classification of living organisms |
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| Data that are quantitative are always |
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| A hypothesis is a statement that |
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| A substance that cannot be broken down by chemical means into simpler kinds of matter is a(n) |
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| A solution is a mixture of |
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| Evenly distributed substances |
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| Compounds are formed when |
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| Atoms of two different elements join together |
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| Charged particles that move around an atom's nucleus are |
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| All compounds contain at least |
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| A substance that has a pH lower than 7 would be considered as a(n) |
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| A carbon atom has six protons but has 7 neutrons, his carbon atom would be called |
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| If an atom contains 11 protons and 12 neutrons, its atomic number will be |
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| The mass number (atomic mass) of an element consists of |
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| Number of protons and nuetrons |
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| The atomic number of an element consists of |
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Neutrons are located in the______________
and have a_________________charge. |
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Protons are located in the_______________
and have a _______________charge. |
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| When subtracting the atomic number from the atomic mass number, what are you left with? |
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| List the steps of the scientific method. |
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| Ask Questions, Form Hypothesis, Design a Controlled Experiment, Collect Data, and Draw a Conclusion |
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| How does the publication of research in a scientific journal benefit scientists? |
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Definition
| The publication of of the results or research is an essential part of the scientific method. If they are describing experiments of calculations they must supply enough details than an independent researcher could repeat the experiment of calculation to verify the results. |
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| What is the pH scale, and what does its range of values mean? |
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| pH is a measure of acidity to basicity of aqueous solutions. Solutions with a pH less than 7 are acidic and solutions with a pH greater than 7 are basic of alkaline and 7 is neutral. |
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| What is the atomic mass and the atomic number of an atom that has 6 protons,8 neutrons, and 6 electrons? |
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