Test 1

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( Qualitative, Quantitative ): Observable descriptions
( Quantitative, Qualitative ): Measurable

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( Laws, Theory ): How things work
( Theory, Laws ): Tells us why things occur

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Physical principles derived through the use of the scientific method

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What the data describes

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( Natural science, Physics, Radiologic physics ): Study of contents of the universe
( Physics, Natural science, Radiologic physics ): Study of matter and energy and how they relate to each other
( Radiologic physics, Natural science, Physics ): Study of x-rays and other radiation relative to their origin and behavior

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( Standard units, Fundamental units, Derived units ): basic units in a particular system of measurement
( Fundamental units, Standard units, Derived units ): ex. length, mass & time
( Derived units, Standard units, Fundamental units ): units formed by using a combination of fundamental units

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( Force, Energy, Work ): Energy applied to something
( Energy, Force, Work ): Ability or ability to do work
( Work, Force, Energy ): Movement of matter caused by the use of force

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( Momentum, Velocity, Acceleration ): Mass x Velocity
( Velocity, Acceleration, Momentum ): Speed or how much distance is being covered per unit time
( Acceleration, Momentum, Velocity ): Change in speed over time and position

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Newton's Laws of Motion
( 1st Law, 2nd Law, 3rd Law ): A body at rest will remain at rest or remain in motion in a straight line unless acted upon by an external force
( 3rd Law, 1st Law, 2nd Law ): For every action, there is an equal and opposite reaction
( 2nd Law, 3rd Law, 1st Law ): The force of an object is equal to the mass of the object times the velocity of the object

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Kinetic Energy: ( Energy of motion, Energy of position )
Potential Energy: ( Energy of position, Energy of motion )

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Label the image

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Energy released during a chemical reaction

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Energy released as a result of moving atoms or molecules

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Energy released as a result of moving electrons

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Energy stored in the nucleus of each atom

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Energy released as a result of a combination of electrical and magnetic disturbances

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What is mass?

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( Element, Molecule ): A pure substance made-up of identical atoms
( Molecule, Element ): Cluster of atoms

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Nucleus: ( Determines type of element, Determine chemical properties )
Electrons: ( Determine chemical properties, Determines type of element )

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( Atomic number, Mass number ): # of protons + neutrons
( Mass number, Atomic number ): # of protons

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( Binding energy, Electron energy ): Increases toward the nucleus
( Electron energy, Binding energy ): Increases away from the nucleus

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Atoms maintain chemical identity as long as the number of ( protons, neutrons, electrons ) remain unchanged

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( Isobar, Isomer, Isotope ): Same mass #; different protons
( Isomer, Isobar, Isotope ): Same protons & neutrons
( Isotope, Isobar, Isomer ): Same protons; different neutrons

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Elements are listed by atomic weight on the periodic table

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( Groups/Columns, Periods/Rows ): The number of electrons in the outer shell
( Periods/Rows, Groups/Columns ): The number of orbital shells

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( Particulate radiation, Electromagnetic radiation ): The emission of particles from the nucleus
( Electromagnetic radiation, Particulate radiation ): The emission of energy from the nucleus/shells

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The force that keeps an electron in orbit

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AKA flying out from the center force; electrons maintain their distance from the nucleus

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( Covalent bond, Ionic bond ): Sharing of electrons ex. H20
( Ionic bond, Covalent bond ): Electron transfer ex. NaCl

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A nuclei undergoes what type of decay by emitting a helium nucleus (2 protons and 2 neutrons)?

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When a neutron changes into a proton (also changes the atom from one element to another), what type of decay is happening?

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( Beta, Alpha ) emission occurs more frequently than ( alpha, beta )

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What is the occupational dose limit of radiation?

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( Wavelength, Frequency, Amplitude ): Distance between peaks or troughs
( Frequency, Wavelength, Amplitude ): The number of sine waves passing a point per unit time
( Amplitude, Wavelength, Frequency ): Positive portion of sine wave

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Shorter wavelengths equal...

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More peaks = ( shorter, longer ) wavelengths = ( higher, lower ) frequency
Less peaks = ( longer, shorter ) wavelengths = ( lower, higher ) frequency

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What is the relationship between frequency and wavelength?

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Label the image

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Test 1

Qualitative Quantitative( Qualitative, Quantitative ): Observable descriptions Quantitative Qualitative( Quantitative, Qualitative ): Measurable

Laws Theory( Laws, Theory ): How things work Theory Laws( Theory, Laws ): Tells us why things occur

Physical principles derived through the use of the scientific method

What the data describes

Force Energy Work( Force, Energy, Work ): Energy applied to something Energy Force Work( Energy, Force, Work ): Ability or ability to do work Work Force Energy( Work, Force, Energy ): Movement of matter caused by the use of force

Kinetic Energy: Energy of motion Energy of position( Energy of motion, Energy of position ) Potential Energy: Energy of position Energy of motion( Energy of position, Energy of motion )

Label the image

Energy released during a chemical reaction

Energy released as a result of moving atoms or molecules

Energy released as a result of moving electrons

Energy stored in the nucleus of each atom

Energy released as a result of a combination of electrical and magnetic disturbances

What is mass?

Element Molecule( Element, Molecule ): A pure substance made-up of identical atoms Molecule Element( Molecule, Element ): Cluster of atoms

Nucleus: Determines type of element Determine chemical properties( Determines type of element, Determine chemical properties ) Electrons: Determine chemical properties Determines type of element( Determine chemical properties, Determines type of element )

Atomic number Mass number( Atomic number, Mass number ): # of protons + neutrons Mass number Atomic number( Mass number, Atomic number ): # of protons

( Qualitative, Quantitative ): Observable descriptions
( Quantitative, Qualitative ): Measurable

( Laws, Theory ): How things work
( Theory, Laws ): Tells us why things occur

( Force, Energy, Work ): Energy applied to something
( Energy, Force, Work ): Ability or ability to do work
( Work, Force, Energy ): Movement of matter caused by the use of force

Kinetic Energy: ( Energy of motion, Energy of position )
Potential Energy: ( Energy of position, Energy of motion )

( Element, Molecule ): A pure substance made-up of identical atoms
( Molecule, Element ): Cluster of atoms

Nucleus: ( Determines type of element, Determine chemical properties )
Electrons: ( Determine chemical properties, Determines type of element )

( Atomic number, Mass number ): # of protons + neutrons
( Mass number, Atomic number ): # of protons

( Binding energy, Electron energy ): Increases toward the nucleus
( Electron energy, Binding energy ): Increases away from the nucleus

Atoms maintain chemical identity as long as the number of ( protons, neutrons, electrons ) remain unchanged

( Isobar, Isomer, Isotope ): Same mass #; different protons
( Isomer, Isobar, Isotope ): Same protons & neutrons
( Isotope, Isobar, Isomer ): Same protons; different neutrons

( Groups/Columns, Periods/Rows ): The number of electrons in the outer shell
( Periods/Rows, Groups/Columns ): The number of orbital shells

( Particulate radiation, Electromagnetic radiation ): The emission of particles from the nucleus
( Electromagnetic radiation, Particulate radiation ): The emission of energy from the nucleus/shells

( Covalent bond, Ionic bond ): Sharing of electrons ex. H20
( Ionic bond, Covalent bond ): Electron transfer ex. NaCl

( Beta, Alpha ) emission occurs more frequently than ( alpha, beta )

More peaks = ( shorter, longer ) wavelengths = ( higher, lower ) frequency
Less peaks = ( longer, shorter ) wavelengths = ( lower, higher ) frequency