Are you taking AP classes? Try apfive.com
501(c)(3) Nonprofit
Natural Sciences/Physical Science
Start Practice TestPractice Test
About Exam
medium

Half Life Of A Radioactive Substance

< Prev
Next >
A radioactive substance has a half-life of 5 years. What fraction of the initial amount remains after 15 years?
A1/16
B3/4
C1/2
D1/8
Hint
Did You Know?
Explain Why
Explain All Answers
Check Answer
Show Correct Answer
Report Question

Question Leaderboard

Not enough data yet to show leaderboard.

AI Tutor

How can I help?