Grade 8 Examination Portion coverage 3rd Term exam 21-22 and Answer Key
Chapter 22 Water (complete chapter) All Class Assessment 1. ----------------- on Earth Without depends on water. A. Car B. Life C. Mobile 2. The formula of ------------------- is H 2 O. A. carbon monoxide B. methane C. water 3. The hydrogen and -------------- atoms are joined by covalent bonds in water molecule. A. oxygen B. carbon C. nitrogen 4. ------------------------ is the changing of a liquid into a gas. A. Evaporation B. Condensation C. Precipitation 5. ------------------------ is the changing of a gas into a liquid. A. Evaporation B. Condensation C. Precipitation 6. A --------------------------- is an area from which water is drained. A. Evaporation B. watershed C. Precipitation 7. Water freezes at ...