Just one more time
Help!
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| How do you find the overall charge of an atom? | number of protons minus the number of electrons. more protons is a positive charge, more electrons is a negative charge, equal is nuetral
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| How do you find the number of valence electrons? | know the group
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| Which way do groups move on the periodic table? | groups are horizontal increasing left to right
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| Which way do periods move on the periodic table? | period are vertical and go down
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| What kind of boundary moves towards each other? | convergent
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| Which subatomic particle has a negative charge? | electrons
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| What kind of boundary moves apart? | divergent
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| What is energy with movement called? | kinetic energy
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| Which subatomic particle has a positive charge | protons
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| How does the Sun generate energy? | nuclear fusion
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| Which subatomic particle has a neutral charge? | neutrons
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| Which subatomic particles is similar in size? | protons and neutrons
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| What is the proper way to light a bunsen burner? | make sure air vent is closed, make sure needle valve is closed, turn on gas, turn needle half turn, striker, adjust height, let air in,
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| How do you find atomic mass in an atom? | protons plus neutrons
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| What kind of boundary slides past each other? | transform
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| Which subatomic particle determines what the element is? | protons
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| Where are protons and neutrons located? | nucleus
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| Natural gas mixes with __________ to create a blue flame in the bunsen burner | oxygen
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| What is the unit for energy? | joules
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| What subatomic particles are in the nucleus of the atom? | protons and neutrons
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| What is an ion? | an atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
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| Why are blue colored flames best on a bunsen burner? | they are clean, hotter, and safer
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| What is the volume of a liquid measure in? | ml
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| How can I turn and orange flame into a blue flame on a burner? | open the air hole
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| Where are the most reactive metals on the periodic table, and what are they called? | alkali metals
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| How many valence electrons do the most reactive types of elements have? | 1 or 7
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| How many valence electrons do alkali metals have? Alkaline earth? | 1 alkali metals and 2 for alkaline earth
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| How much larger is a centimeter than a millimeter? | ten times larger
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| What is matter? | objects that take up space and have a mass
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| What is a broad explanation that is widely accepted because it is backed up by a great deal of evidence? | Theory
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| What is the equation for density? | mass/volume
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| What is the equation for speed? | distance/time
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| What kind of boundary is the San Andreas fault on? | strike-slip, transform
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| Two nonmetals bonded together are what kind of compound? | Covalent compound
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| If an atom has one valence electron, what would its charge be when it becomes an ion? | -1
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| Where are the metalloids located? | stair step between nonmetal and metal
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| What is the process of how the Earth was formed called? | accreation
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| What are covalent bonds? | share electrons, made of non-metals only
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| Know how to draw a proper Bohr Model |
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| Know how to draw a proper Lewis Diagram |
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| What is an inverse relationship? | one one variable increases the other decreases
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| What is a direct relationship? | one increase other increase, one decreases other decreases
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| What kind of object does not let electrons to flow through an object? | insulator
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| Charge transfer without direct contact is called? | induction
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| Collisions in a container generate more _______________. | Energy, heat, friction
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| Waves are a propagation of _________________ | sound
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| What is the building block of all matter? | atom
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| What is an independent variable? | variable being changed
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| What is an dependent variable? | responds to independent
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| How are scientific theories different from the everyday use of theory? | backed up by evidence
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| What are constants? | the variable kept the same
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| What is a subducting plate? | the plate that goes under other plates
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| Break in a rock along a rock mass | fault
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| Unit of measurement for force? | newtons
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| What is the first thing you should do when you get into the lab area? | read directions
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| What is attracted to a positively charged object? | electrons
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| Where is new ocean crust made? | mid-ocean ridges
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| What kind of variable is changed in the experiment? | independent
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| What kind of variable is kept the same throughout the experiment? | constant
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| What kind of variable responds to the independent variable in the experiment? | dependent variable
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| Which group is the alkali metals? | 1
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| Which group is the alkaline earth metals? | 2
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| Which group is the most reactive group of nonmetals? | group 17
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| Where are the metalloids located? | in stair step between nonmetals and metals
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| What is an ion? | a charged atom
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| What is an isotope? | an element that contains equal numbers of protons but different numbers of neutrons
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| Know how to read and use the periodic table. |
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| Know how to find atomic mass | protons plus neutrons
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| Know how to complete metric line conversion |
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| Be able to think through some lab rules. |
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| Be able to read a compound an know how many of each element is in the compound | two or more elements that chemically combine like NaCl. however many capital letters in each element determines how many in a compound
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| Be able to know what the charge of an ion would be after it lost or gained electrons. | Lost + charge
Gainted -charge
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| charge | protons-electrons
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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.
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To hide a column, click on the column name.
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Created by:
Chapman31
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