2ND_QUARTER_MARCIANO_SCIENCE8
A) Thomson B) Bohr C) Rutherford D) Dalton
A) Neutron B) Electron C) Quark D) Proton
A) Protons and electrons B) Protons and neutrons C) Electrons only D) Neutrons and electrons
A) Quark B) Electron C) Neutron D) Proton
A) Quantum model B) Rutherford’s model C) Dalton’s model D) Bohr’s model
A) Bohr B) Thomson C) Einstein D) Dalton
A) Positive B) Neutral C) Negative D) No charge
A) Mass number B) Number of neutrons C) Number of protons D) Number of isotopes
A) Ion B) Molecule C) Atom D) Nucleus
A) Thomson’s model B) Dalton’s model C) Bohr’s model D) Rutherford’s model
A) Electron B) Neutron C) Proton D) Positron
A) Ozone B) Oxide C) Oxygen D) Osmium
A) 14 B) 8 C) 6 D) 12
A) Schrödinger B) Thomson C) Bohr D) Dalton
A) None of these B) Protons > Electrons C) Protons < Electrons D) Protons = Electrons
A) Nucleus B) Core C) Orbit D) Shell
A) Electron B) Proton C) Positron D) Neutron
A) In the electron cloud B) Inside neutrons C) Between protons D) Inside the nucleus
A) Neutron B) Proton C) Molecule D) Electron
A) Atom B) Cell C) Molecule D) Nucleus
A) Aristotle B) Dalton C) Einstein D) Democritus
A) 12 B) 11 C) 13 D) 10
A) FALSE B) TRUE
A) FALSE B) TRUE
A) TRUE B) FALSE
A) DISAGREE B) AGREE
A) DISAGREE B) AGREE 
A) Democritus B) Aristotle C) Thomson D) Dalton 
A) Democritus B) Aristotle C) Thomson D) Dalton 
A) Democritus B) Thomson C) Dalton D) Rutherford 
A) Hantaro B) Proust C) Schrodinger D) Rutherford
A) strange B) tau neutrino C) down D) gluon
A) electron neutrino B) top C) bottom D) photon
A) Muon neutrino B) HIggs boson C) W boson D) Up
A) electron B) proton C) neutron D) quarks
A) Most particles bounced back B) Atoms are mostly empty space C) All of the above D) Alpha particles passed through foil
A) atoms of a certain element exhibit distinct features that distinguish them from atoms of any other element. B) atoms of the same type, each with a consistent mass, make up an element. C) atoms from a variety of elements combine to form an element in specific ration D) small building blocks called cells make up matter. Atoms are the smallest building blocks of elements and are capable of participating in chemical reactions.
A) 11 B) 10 C) 13 D) 12
A) 10 B) 9 C) 8 D) 20
A) Oxygen B) Fluorine C) Neon D) Sodium
A) Neutron B) Quark C) Electron D) Proton
A) Beryllium B) Lithium C) Boron D) Hydrogen
A) Proton (0), Neutron (+), Electron (–) B) Proton (–), Neutron (+), Electron (0) C) Proton (+), Electron (0), Neutron (–) D) Proton (+), Neutron (0), Electron (–)
A) 16 B) 32 C) 18 D) 8
A) Atomic mass B) Valence electrons C) Number of neutrons D) Atomic number
A) Dalton B) Thomson C) Bohr D) Quantum mechanical model
A) New evidence supports better models B) Old theories were incorrect C) Atoms changed structure D) Elements stopped reacting
A) Bohr said electrons were in the nucleus B) Bohr ignored the nucleus C) Bohr placed electrons in energy levels D) Bohr claimed atoms were indivisible
A) Correct, because electrons never change orbits. B) Correct, as Bohr proved this model. C) Incorrect, because electrons move in regions of probability. D) Correct, because electrons have fixed paths.
A) Neither, because neutrons define the element. B) Student B, because electrons change easily. C) Both are correct since both are charged. D) Student A, because protons determine atomic number. |
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