Which term describes a trace, print, or remain of an organism preserved over time in a rock?

a. skeleton

b. fossil

c. mineral

d. sedimentary rock

Which of the following statements is true? question 4 options: nuclear decay rates vary with the conditions of the reaction, but chemical reaction rates do not. chemical reaction rates vary with the conditions of the reaction, but nuclear decay rates do not. neither chemical reaction rates nor nuclear decay rates vary with the conditions of the reaction. both chemical reaction rates and nuclear decay rates vary with the conditions of the reaction.

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?

Which description best characterizes the motion of particles in a solid?