1. Rizza invested her money in an apartment that have water supply at the top of her building. in her 5-tloor apartment, her occupants in the 5'11 and at\"1 floor often complains on the weak water pressure coming out of their faucet while the rst occupant never complain about it. Explain the reason behind it. 2. You and your friends decided to try out riding a 4x4 our in La Paz sand dunes. some of your friends have decided to use their own crossover car since the rent for the 4x4 is too expensive. unfortunately their car started to get stuck in the sand. while the 4x4 car smoothly travels around the sand dunes- Explain why? 3. Why do water boil less than 100C on top of a Mountain