Please answer the following question: Fact 1: Hydrogen bonds cause water to expand when it freezes. Fact 2: Hydrogen bonds Hydrogen bonds are primarily electrostatic in origin. Given the two facts above, answer the question "What causes water to expand?" with the following options: - evaporation - Condensation - Generating heat - electrostatic - friction - heat energy - heat produced - wind and erosion
Answer:
electrostatic