Radiation Physics 2025/2026 Exam
Questions with Detailed Verified
Answers (100% Correct Answers) |
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K-shell electrons - 🧠 ANSWER ✔✔has the greatest binding energy
the electron carries a ____________ charge - 🧠 ANSWER ✔✔negative
2 or more atoms that are joined by __________ bonds. - 🧠 ANSWER
✔✔chemical
________________ is when an atom looses an electron - 🧠 ANSWER
✔✔ionization
Radioactivity - 🧠 ANSWER ✔✔the process by which unstable atoms
undergo a spontaneous disintegration in an effort to attain a more balanced
nuclear state.
Matter - 🧠 ANSWER ✔✔anything that occupies space and has mass
when matter is altered__________ results - 🧠 ANSWER ✔✔energy
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
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, Radiation - 🧠 ANSWER ✔✔the emission & propagation of energy through
space or substance in the form of waves or particles
electromagnetic radiation - 🧠 ANSWER ✔✔movement of energy through
space or matter in a wavelike energy without mass
ionizing radiation - 🧠 ANSWER ✔✔radiation that is capable of producing
ions by removing or adding an electron to an atom; classified into 2 groups
particulate and electromagnetic radiation
Particulate radiation - 🧠 ANSWER ✔✔tiny particles of matter that posses
mass and travel in straight lines and at high speeds
electrons - 🧠 ANSWER ✔✔(-) can be classified as beta particles or cathode
rays
beta particles - 🧠 ANSWER ✔✔fast moving electrons emitted from the
nucleus of radioactive atoms
cathode rays - 🧠 ANSWER ✔✔streams of high-speed electrons that
originate in an x-ray tube
alpha particles - 🧠 ANSWER ✔✔emitted from the nuclei of heavy metals
and exist as 2 protons and neutrons, without electrons
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
2
Questions with Detailed Verified
Answers (100% Correct Answers) |
Already Graded A+
K-shell electrons - 🧠 ANSWER ✔✔has the greatest binding energy
the electron carries a ____________ charge - 🧠 ANSWER ✔✔negative
2 or more atoms that are joined by __________ bonds. - 🧠 ANSWER
✔✔chemical
________________ is when an atom looses an electron - 🧠 ANSWER
✔✔ionization
Radioactivity - 🧠 ANSWER ✔✔the process by which unstable atoms
undergo a spontaneous disintegration in an effort to attain a more balanced
nuclear state.
Matter - 🧠 ANSWER ✔✔anything that occupies space and has mass
when matter is altered__________ results - 🧠 ANSWER ✔✔energy
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
1
, Radiation - 🧠 ANSWER ✔✔the emission & propagation of energy through
space or substance in the form of waves or particles
electromagnetic radiation - 🧠 ANSWER ✔✔movement of energy through
space or matter in a wavelike energy without mass
ionizing radiation - 🧠 ANSWER ✔✔radiation that is capable of producing
ions by removing or adding an electron to an atom; classified into 2 groups
particulate and electromagnetic radiation
Particulate radiation - 🧠 ANSWER ✔✔tiny particles of matter that posses
mass and travel in straight lines and at high speeds
electrons - 🧠 ANSWER ✔✔(-) can be classified as beta particles or cathode
rays
beta particles - 🧠 ANSWER ✔✔fast moving electrons emitted from the
nucleus of radioactive atoms
cathode rays - 🧠 ANSWER ✔✔streams of high-speed electrons that
originate in an x-ray tube
alpha particles - 🧠 ANSWER ✔✔emitted from the nuclei of heavy metals
and exist as 2 protons and neutrons, without electrons
COPYRIGHT©NINJANERD 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED
2
