lessons 1 and 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| atom | basic building block of all non-living matter
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| nucleus | center part of the atom that contains the protons and neutrons
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| protons | positive sub-atomic particle (+)
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| neutrons | neutral sub-atomic particle (o)
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| electrons | negative sub-atomic particle (-)
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| Bohr model | a model of the atom, developed by Danish scientist, Niels Bohr, that shows electrons moving in orbit around the nucleus of the atom
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| electron cloud model | the model of the atom that shows electrons forming a cloud as they move around the nucleus of the atom
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| element | matter that is made of just one kind of atom
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| atomic number | the number of protons in an atom of an element
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| periodic table | a chart that contains many facts about the elements and their atoms
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| Dmitri Mendeleev | a Russian scientist who in 1886 created the periodic table of the elements arranged by number and family
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| Neils Bohr | danish scientist who developed the bohr model of the atom
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| atomic mass | weight of the atom
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| energy levels | levels of electrons in the atom
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| metals | shiny, can be shaped, good conductors of heat and electricity ex-iron (Fe)
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| non-metals | dull, can not be shaped, not good conductors of heat and electricity ex-hydrogen (H)
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| semi-metals | shares properties of both metals and non-metals ex-silicon (Si)
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| noble gases | don't combine easily with other elements ex-helium (He)
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| family | a group of elements found vertically on the periodic table having similar characteristics
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| problem | a question or problem that you can research and test
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| research | the background info about a scientific problem gained from using the internet, books, etc.
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| hypothesis | predictions or an educated guess based in the research
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| procedure | the steps you will follow to solve a scientific problem
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| observations | any changes you notice during the experiment. could be in the form of smell, change in matter, size, shape, color, etc.
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| data | the info that is gathered during in the experiment represented in a table, chart, graph, etc.
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| conclusion | statement about the results of the experiment. states whether hypothesis was true, false, partially true
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| theory | final factual statement about the results of the experiment applied in general terms
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| order of the scientific method | problem, research, hypothesis, procedure, materials, experiment, data, observations, conclusion, and theory
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
tsburke
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