Class 7 Online Courses

Class 7 science Practice Tests

Class 7 Science Online Tests

Science and Radioisotopes Multiple Choice Questions (MCQ) PDF Download

Free Science and radioisotopes Multiple Choice Questions (MCQ Quiz) with Answers PDF Download (Science and Radioisotopes MCQ PDF Book) to learn online 7th grade science certificate courses. Practice Atoms and Atom Model Multiple Choice Questions and Answers (MCQs), Science and Radioisotopes quiz answers PDF for online certificate programs. Free learning App: Science and Radioisotopes MCQ App Download & e-Book for inside an atom, uses of radioisotopes, ionic bonds, mass number and isotopes test prep for free online classes.

The MCQ: Isotope of uranium (Uranium-238) contains; "Science and Radioisotopes" App Download (Free) with answers 141 neutrons, 142 neutrons, 146 neutrons and 149 neutrons for online certificate programs. Solve atoms and atom model quiz questions, download Google eBook (Free Sample) for distance education.

Science and Radioisotopes MCQs: Questions and Answers PDF Download

MCQ 1: The isotope of uranium (Uranium-238) contains

A) 141 neutrons
B) 142 neutrons
C) 146 neutrons
D) 149 neutrons

MCQ 2: Uranium-238 which is an isotope of uranium, is

A) stable
B) radioactive
C) complete
D) decayed

MCQ 3: The larger the number of subatomic particles, the more the likeliness of being

A) stable
B) radioactive
C) complete
D) decayed

MCQ 4: Unstable atoms break up into

A) electrons and protons
B) smaller atoms
C) neutrons and protons
D) subatomic particles

MCQ 5: As the unstable atoms break up into smaller atoms,

A) energy is released
B) radiations are released
C) light is released
D) heat is released

Class 7 Science Practice Tests

Science and Radioisotopes Learning App & Free Study Apps

Download Science and Radioisotopes MCQs App to learn Science and Radioisotopes MCQs, 7th Grade Science Learning App, and 6th Grade Science MCQ App. Free "Science and Radioisotopes" App to download Android & iOS Apps includes complete analytics of history with interactive assessments. Download App Store & Play Store learning Apps & enjoy 100% functionality with subscriptions!

Science and Radioisotopes App (Android & iOS)

Science and Radioisotopes App (Android & iOS)

7th Grade Science App (Android & iOS)

7th Grade Science App (Android & iOS)

6th Grade Science App (Android & iOS)

6th Grade Science App (Android & iOS)

Earth Science App (Android & iOS)

Earth Science App (Android & iOS)