1st Semester Vocab.
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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| This tool measures the mass of objects. | Triple-Beam Balance
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| The most important lab safety rule is to... | Listen to your teacher and follow all instructions.
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| How to properly smell anything in a lab. | Wafting
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| This is used to grow and view microorganisms. | Petri Dish
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| The amount of space an object takes up. | Volume
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| A subatomic particle that has a negative charge is called a... | Electron
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| The term used to describe when elements in 2 compounds switch places with each other. | Double-Replacement
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| What is a way of describing chemical reactions? | Chemical Equations
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| One indicator of ... is a solid precipitate being formed. | Chemical Change
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| Elements in a vertical column of the periodic table that have the same number of valence electrons. | Group
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| When the total of all forces = 0 and when the object's motion does not change. | Balanced Force
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| The acceleration of an object by a force is proportional to the mass and acceleration of the object. | Newton's 2nd Law
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| What is the formula to find time? | T=D/S
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| If an acceleration graph shows a horizontal line, what does the line mean? | Constant Speed
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| If a speed graph shows a horizontal line, what does it mean? | No Motion
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| A ray in the Electromagnetic Spectrum that the smallest wavelength. It is produced through nuclear fusion. | Gamma Rays
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| The resistance of an object to a change in its state of motion. | Inertia
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| The difference between the frequency of a wave measured at its source, and as measured by an observer in relative motion. | Doppler Effect
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| A shift in angle that occurs when a nearby object is seen against a distant backdrop from two different perspectives. | Parallax
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| A very large group of stars and cosmic dust. | Galaxy
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| What "powers" stars deep in the core? | Nuclear Fusion
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| The measure of a star's luminosity. | Magnitude
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| How bright a star really is. | Absolute Magnitude
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| A small body of ice, rock and metal that is packeed together. It has a "tail". | Comet
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| The dense core of a collapsed supergiant, made only of neutrons. | Neutron star
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| A theory that states that the universe began with a huge explosion. It says that the universe will keep on expanding. | Big Bang 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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