Q: What is the mildest type of brain injury? Choices: - blunt trauma - hydrocephalus - dementia - concussion A:
concussion

Q: All chemical changes involve a transfer of what? Choices: - heating - fuel - Water - energy A:
energy

Q: What is the name for the sinking of the dense, salty seawater in cold climates? Choices: - cyclones - jet stream - tidal activity - downwelling A:
downwelling

Q: What is the final stage of cell division in eukaryotes as well as prokaryotes? Choices: - mitosis - electrolysis - anaphase - cytokinesis A:
cytokinesis