Q: In science, what do we call a mathematical relationship that exists between observations under a given set of conditions? Choices: - idea - theory - fact - law A:
law

Q: What are the small units that comprise nucleic acids? Choices: - genes - filaments - chromosomes - nucleotides A:
nucleotides

Q: Q: Which highly valuable substance found in jewelry has a density of about 19 g/cm^3? Choices: - diamonds - rubies - silver - gold A:
A: gold

Question: Q: What state of matter exists if particles do not have enough kinetic energy to overcome the force of attraction between them? Choices: - plasma - liquid - gas - solid A:
Answer: solid

*Question*
Q: Scientists around the world study speciation, documenting observations both of living organisms and those found in the fossil record. as their ideas take shape and as research reveals new details about how life evolves, they develop models to help explain what? Choices: - spontaneous mutation - creation theory - food chains - rates of speciation A:
**Answer**
rates of speciation

(Q).
Q: The number of moles of solute in 1 kg of solvent is defined as what? Choices: - singularity - pollenation - kilocalorie - molarity A:
(A).
molarity