Being exposed to wind can cause erosion of soil, and west winds mean a land breeze. Given these facts, what can cause erosion of soil among the following options: - ice - breezes - mines - rainfall - sun rays - moon light - rivers - flooding
breezes

Hydrogen bonds cause water to expand when it freezes, and water is everywhere H20. Given these facts, what causes H20 to expand when frozen among the following options: - evaporation - vaporization - hydrogen bonds - helium bonds - mysterious forces - nitrogen bonds - Physical weathering - precipitation
hydrogen bonds

Ejaculation occurs when muscle contractions propel sperm from the epididymes, and bacteria usually cause epididymitis. Given these facts, bacterial infection can inhibit ejaculation of what among the following options: - babies - sperm - sugar - animals - erection - eggs - humans - pregnancy
sperm