No, dough does not rise with baking soda alone. Baking soda needs an acidic ingredient, such as buttermilk or yogurt, to create the chemical reaction that produces carbon dioxide gas and causes the dough to rise. Without an acidic ingredient, baking soda will not be able to leaven the dough effectively. If you want your dough to rise, you will need to use a leavening agent such as yeast or baking powder, which contains both an acid and a base to create the necessary chemical reaction for rising. **

Water vapor rises because it is lighter than the surrounding air. As water evaporates and turns into vapor, it becomes less dense and therefore more buoyant. This buoyancy causes the water vapor to rise and mix with the air in the atmosphere. Additionally, rising air currents and convection also play a role in lifting water vapor upwards. **

When water is heated, the molecules within the water gain energy and begin to move more rapidly. As the water molecules move faster, they spread out and become less dense. This decrease in density causes the water to expand and rise. Additionally, as the water near the heat source becomes warmer, it becomes less dense than the cooler water above it, causing it to rise. This process is known as convection, and it is the reason why heated water rises. **

The water level rises by 3 feet. **

Yes, helium rises faster in water than in air. This is because helium is less dense than both air and water, so it experiences less resistance as it moves through water compared to air. As a result, helium bubbles will rise more quickly through water than through air. **

The black water rises in the bathtub due to a clog in the drain pipe. When the water tries to drain out, it gets blocked by hair, soap scum, or other debris, causing it to back up and rise to the surface. This blockage prevents the water from flowing freely down the drain, leading to the water rising in the bathtub. **

Yes, the water level does rise when an iceberg melts. This is because the iceberg was originally floating in the water, displacing its weight and causing the water level to rise. When the iceberg melts, the water that was previously frozen in the iceberg is released into the ocean, adding to the overall volume of water and causing the water level to rise. **

No, cold air does not rise upwards. In fact, cold air is denser than warm air, so it tends to sink. This is why you often feel colder air near the ground and warmer air higher up in the atmosphere. The movement of air, including rising and sinking, is primarily driven by differences in temperature and pressure. **