Author Question: Potassium-40 decays into daughter isotopes with a half-life of _____. A) 1.25 billion years B) ... (Read 108 times)

kamilo84 · **on:** Jul 27, 2018

Potassium-40 decays into daughter isotopes with a half-life of _____.

A) 1.25 billion years
B) 1.5 billion years
C) 1.75 billion years
D) 2 billion years

Question 2

__________is the sticking together of solid particles to produce a larger particle.

A) Condensation
B) Compression
C) Accretion
D) Differentiation