Q: When dissolved in water, what do strong acids transfer to the solvent completely? Choices: - acidic neutrons - acidic electrons - acidic proteins - acidic protons A:
acidic protons

(Question)
Q: What kind of tool, often based on mathematical equations or computer simulations, helps us understand complex systems? Choices: - levels - planes - panels - models A:
(Answer)
models

Ques: Q: What occurs when muscle fibers get shorter? Choices: - muscle extension - muscle tension - muscle diffusion - muscle contraction A:
Ans: muscle contraction

(Q).
Q: The ability of matter to combine chemically with other substances is known as? Choices: - turbidity - solubility - permeability - reactivity A:
(A).
reactivity

Ques:Q: Under which process do living things with beneficial traits produce more offspring? Choices: - migration - differentiation - evolution - natural selection A:

Ans:natural selection

Q: In sexual reproduction, what is the name of the gamete cell the male must contribute? Choices: - plasma - spore - ova - sperm A:
sperm