Q: What do winter storms develop from at higher latitudes? Choices: - humidity - clouds - temperatures - cyclones A:
cyclones

Q: How do hydrogen bonds help ions and other polar molecules? Choices: - solidify in water - activate in water - change in water - dissolve in water A:
dissolve in water

Q: What involves the reaction of a hydrocarbon with oxygen gas to produce water and carbon dioxide? Choices: - hydrogen reactions - chemical reactions - material reactions - combustion reactions A:
combustion reactions