29
RCMultiple Choice
Topographic Maps — Cumulative exam
Question 29 • CA-Earth and Space Science B-CR
The diagram illustrates radioactive decay.
Answer
A
Structure 1 is an unstable atom that turns into structure 2, a new atom.B
Structure 1 is a stable element that breaks down into structure 2, an unstable element.C
Structure 1 is a radioactive element that loses particles to create structure 2, released energy.D
Structure 1 is a radioactive atom that decays into structure 2, half of the original unstable element.