Bio 110 CCBC Exam #1 study guide Correct
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What is the charge of a proton? - ANSWER +
What is the charge of a neutron? - ANSWER 0
What is the charge of an electron? - ANSWER -
Atomic number - ANSWER the # of protons
Element - ANSWER are substances that cannot be broken down into simpler
substances by ordinary chemical reactions.
Isotope - ANSWER form of an atom w/ a specific # of neutrons.
Atomic weight (Atomic Mass) - ANSWER is the #that indicates how much matter that
atom contains compared w/ another atom. (# of P+) + (# of N) = atomic mass units
Kinetic energy - ANSWER involves adding heat energy to make its molecules move
faster, to ^ the energy of motion. / energy in motion
Potential energy - ANSWER stored energy / energy @ rest
Quantum - ANSWER amount of energy needed to move an electron from 1 energy lvl to
the next.
Orbital - ANSWER electrons move through characteristic regions
According to the Bohr model of the atom, how many orbitals are there in the first energy
level?
How many in the second?
Cohesion - ANSWER attraction of molecules to others of the same kind.
Adhesion - ANSWER a (quantum) action of molecules to others of a different kind
Explain the difference between heat and temperature. - ANSWER Heat : total kenetic
energy of molecules
Temp : average kenetic energy of molecules
Specific heat - ANSWER amount of heat needed to ^ the Temp of 1g of a substance 1
degree C
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What is the charge of a proton? - ANSWER +
What is the charge of a neutron? - ANSWER 0
What is the charge of an electron? - ANSWER -
Atomic number - ANSWER the # of protons
Element - ANSWER are substances that cannot be broken down into simpler
substances by ordinary chemical reactions.
Isotope - ANSWER form of an atom w/ a specific # of neutrons.
Atomic weight (Atomic Mass) - ANSWER is the #that indicates how much matter that
atom contains compared w/ another atom. (# of P+) + (# of N) = atomic mass units
Kinetic energy - ANSWER involves adding heat energy to make its molecules move
faster, to ^ the energy of motion. / energy in motion
Potential energy - ANSWER stored energy / energy @ rest
Quantum - ANSWER amount of energy needed to move an electron from 1 energy lvl to
the next.
Orbital - ANSWER electrons move through characteristic regions
According to the Bohr model of the atom, how many orbitals are there in the first energy
level?
How many in the second?
Cohesion - ANSWER attraction of molecules to others of the same kind.
Adhesion - ANSWER a (quantum) action of molecules to others of a different kind
Explain the difference between heat and temperature. - ANSWER Heat : total kenetic
energy of molecules
Temp : average kenetic energy of molecules
Specific heat - ANSWER amount of heat needed to ^ the Temp of 1g of a substance 1
degree C
