AnswersIntegrated Science 9 part 2 SHS onlineSpheres of EarthQuestion 9
9
QuizMultiple Choice

Spheres of Earth

Question 9 of 10 • Integrated Science 9 part 2 SHS online

Which process contributes to the formation of layers in protoplanets when unstable elements release particles and energy?

Answer
A
compaction
B
evaporation
C
radioactive decay
D
collision of space materials
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