SCIENCE FOR TECHNOLOGISTS
FOUNDATIONSACTUAL EXAM NEWEST VERSION
2024-2025 QUESTIONS AND CORRECT DETAILED
ANSWERS WITH DETAILED ANSWERS
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Terms in this set (44)
Types of ionizing radiation d. Alpha
used in various techniques
have different ranges of Alpha particles have the least penetration into the
penetrability into the skin. soft tissue, about ≤ 0.1 mm. Beta particles have a
Which type of ionizing penetration range of 0 to 2 cm. Gamma rays and x-
radiation penetrates least rays have a penetration range of 0 to 30 cm for the
into the skin? soft tissues such as skin.
a. X-ray
b. Gamma ray
c. Beta particle
d. Alpha particle