Class 7 Science Learning App | Atoms and Atom Model Quiz e-Book PDF

Class 7 Science MCQs (Grade 7) From Textbook

Class 7 Science MCQs – Practice Test 15 (Chapter 1)

Atoms and Atom Model Quiz with Answers PDF Download – Test 15

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Study Atoms and atom model Quiz Questions and Answers PDF (Atoms and Atom Model Quiz PDF e-Book) download Ch. 1-15 to learn Class 7 Science Course. Solve Uses of Radioisotopes MCQs PDF, Atoms and Atom Model Quiz Questions and Answers for middle school science courses. Free Class 7 Science Learning App: Download the Atoms and Atom Model Quiz App to learn uses of radioisotopes, chemical formulas, electron levels, mass number and isotopes test prep for science learning coaching platforms.

Free "Class 7 Science Learning" App (Android & iOS) with MCQ: Each collision of Uranium-238 with neutrons releases; with answers: radiations, energy, light, and waves for middle school science courses. Learn Uses of Radioisotopes MCQ Questions, download Google Book (Free Chapter) to advance science education learning.

Atoms and Atom Model Quiz – Practice Test 15 PDF Download

MCQ 71: Each collision of Uranium-238 with neutrons releases:

  1. energy
  2. radiations
  3. light
  4. waves

MCQ 72: Carbon is represented by:

  1. C
  2. Na
  3. K
  4. Mg

MCQ 73: One molecule of water is made up of:

  1. one oxygen and one hydrogen atom
  2. one oxygen and two hydrogen atoms
  3. two oxygen and one hydrogen atom
  4. two oxygen and two hydrogen atoms

MCQ 74: Electrons fill energy level starting from the:

  1. lowest level
  2. highest level
  3. central level
  4. upper level

MCQ 75: The number of neutrons in carbon-14 is:

  1. 7
  2. 8
  3. 9
  4. 14

Atoms and Atom Model Quiz App & e-Book – Class 7 Science Study Material

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