智慧树知到《原子物理》章节测试答案
智慧树知到《原子物理》章节测试答案
第一章单元测试
1、The energy scale of atom is().
A.TeV
B.GeV
C.eV
D.MeV
正确答案:eV
2、The density scale of atom is()
A.1010 g/cm3
B.1 g/cm3
C.1015 g/cm3
D.102 g/cm3
正确答案:1 g/cm3
3、Who did propose that the matter was indivisible in ancient Greece?()
A.Plato
B.Aristotle
C.Democracy
D.Archimedes
正确答案:Democracy
4、Who did firstly show the Periodic table?()
A.Mendeleev
B.Avogadro
C.Proust
D.Faraday
正确答案:Mendeleev
5、How many elements are discovered up to 2019?()
A.118
B.117
C.115
D.112
正确答案:118
6、What was found by Roentgen in 1895?()
A.Proton
B.neutron
C.X ray
D.Electron
正确答案:X ray
7、The law of black-body radiation was given in 1900 by()?
A.Plank
B.Boltzmann
C.Rutherford
D.Bohr
正确答案:Plank
8、Which model can exactly solve the Hydrogen system?()
A.Bohr model
B.Schrodinger equation
C.Rutherford model
D.Dirac equation
正确答案:Dirac equation
9、Which field is not related to atomic physics?()
A.Plasma physics
B.Astrophysics
C.Literature
D.Environment
正确答案:Literature
10、Who did not join the Solvay conference held in 1927?()
A.Einstein
B.Pauli
C.Fermi
D.Schrodinger
正确答案:Einstein
第二章单元测试
1、State the mass of Avogadro’s number of atoms for Copper().
A.127.10 g
B.63.55 kg
C.23.22 g
D.63.55 g
正确答案:63.55 g
2、The mass of a single iron atom is 9.3 × 10–23 g.Determine the number if iron atoms in regular cube that measures exactly 10 cm on an edge.The density of iron is 7.86 g/cm3()。
A.3.5 × 1025
B.8.5 × 1025
C.7.5 × 1024
D.4.2 × 1026
正确答案:8.5 × 1025
3、The mass of a proton is()
A.0.511 MeV
B.1.673× 10-24 g
C.3.344× 10-27 kg
D.10.07 u
正确答案:1.673× 10-24 g
4、In Rutherford atomic model alpha particles were stroked on()
A.titanium
B.aluminum
C.silver
D.gold
正确答案:gold
5、For aluminum(Z2 = 13) and gold(Z2 = 79 )targets, what is the ratio of α particle scattering at any angle for equal numbers of scattering nuclei per unit area?()