
Understanding Atomic Theory
Authored by Dorkas S.pd
Science
7th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa unit dasar dari materi?
molekul
senyawa
atom
sel
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Siapa yang mengusulkan teori atom pertama?
Albert Einstein
Erwin Schrödinger
Niels Bohr
John Dalton
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa tiga partikel subatomik utama?
Proton, elektron, dan positron
Neutron, muon, dan kuark
Foton, elektron, dan neutrino
Proton, neutron, dan elektron
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa muatan proton?
+2 muatan elementer
-1 muatan elementer
0 muatan elementer
+1 muatan elementer
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang dinyatakan oleh teori atom Dalton tentang atom?
Atom dapat diciptakan dan dihancurkan dalam reaksi kimia.
Atom adalah unit terkecil energi di alam semesta.
Atom terdiri dari proton, neutron, dan elektron saja.
Atom adalah partikel tak terpisahkan yang membentuk semua materi.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimana J.J. Thomson berkontribusi pada teori atom?
J.J. Thomson mengidentifikasi proton dan mengembangkan model planet dari atom.
J.J. Thomson mengusulkan teori kuantum cahaya dan interaksinya dengan materi.
J.J. Thomson berkontribusi pada teori atom dengan menemukan elektron dan mengusulkan model puding plum dari atom.
J.J. Thomson menemukan neutron dan menciptakan model nuklir dari atom.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa signifikansi dari eksperimen foil emas Rutherford?
Ini mengungkapkan keberadaan inti atom.
Ini mengonfirmasi keberadaan proton di dalam inti.
Ini menunjukkan perilaku elektron dalam atom.
Ini menunjukkan bahwa atom tidak dapat dibagi dan merupakan bola padat.
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