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