Cambridge Programs Online Courses

A Level Physics MCQ Questions

A Level Physics MCQs - Chapter

Radioactivity Multiple Choice Questions and Answers PDF p. 1

Practice Radioactivity multiple choice questions and answers, A Level quiz answers PDF to solve A Level Physics worksheets 1 for online colleges. Solve atom model MCQs, Radioactivity trivia questions and answers for admission and merit scholarships test. "Radioactivity MCQ" PDF book: atom model, nucleons and electrons, fundamental forces, alpha particles and nucleus, families of particles career test for two year online colleges.

"Radius of nucleus ranges from" Multiple Choice Questions (MCQ) on radioactivity with choices 10-15 m to 10-14 m, 10-15 m, 10-10 m, and 10-10 m to 10-6 m for GRE test. Practice atom model quiz questions for jobs' assessment test and online courses for ACT test prep classes.

MCQs on Radioactivity Quiz


Radius of nucleus ranges from

10-15 m
10-15 m to 10-14 m
10-10 m
10-10 m to 10-6 m


Number of protons in an atom determine

chemical properties
physical properties
magnetic properties
electrical properties


In β+ decay, an UP quark becomes

a strange quark
a simple quark
a down quark
an anti-quark


Most of the space in an atom is

filled with positive charge
filled with negative charge
filled with neutrons


A proton is made up of

one up quark and two down quarks
an up quark and down antiquark
two up quarks and a down quark
strange quark and an anti-strange quark