Changes of state are physical changes.
Condensing water vapor into rainfall is a physical change. It involves a change in the state of water from gas (water vapor) to liquid (rainwater) without altering the chemical composition of water molecules.
No. It is a physical change.
No, a chemical change is when a substance and forms one or more new substances, it changes its composition. examples: changes in color production of gas formation of precipitate Boiling water is an example of physical change, it can be any phase change.
Drying (involving only the water evaporation) is a physical change.
Condensation is a physical change because it does not involve any change in the chemical makeup of the substance. Water vapor, which is a gas, changes to liquid water without altering its chemical composition.
Assuming you mean liquid water turning into gaseous water, that is a physical change, because it's still water (H2O.)
Chemical changes are those in which the chemical composition of a substance changes during the process. But when steam turns into water or vice versa, only the physical state of the substance undergoes a change but the chemical composition remains same. Thus steam turning into water is a physical change.
No, the bubbles in boiling water for noodles do not indicate a chemical change. The bubbles are formed due to the physical process of water reaching its boiling point and turning into steam bubbles. This is a physical change, as only the state of the water molecules is changing, not their chemical composition.
Physical change, because the water is only changing state, from a gas to a liquid.
A physical change is something that does not change the chemical makeup of a substance. For example, water turning into vapor is a physical change because the composition is not changed. Water vapor still has hydrogen and oxygen just like water.
when the temperature around the ice gets warmer, it melts it. When you put ice in water, the water is actually warmer than ice (hence the ice to cool it off) and the ice naturally melts because it is submerged in the lower temperature.
Physical
The formation of steam is a physical change. The chemical composition of steam (water vapor), is H2O, and the chemical composition of liquid water is H2O, so there is no chemical change going from liquid to gas (vapor/steam). Thus, it is a physical change.
Boiling water is a physical change because it does not change the chemical composition of the water.
Ocean water is a substance, not a physical or chemical change.
No, freezing is not a chemical change. It is a physical one. It (freezing) is reversable, and the substance that is changing state to a solid or from a solid is not undergoing any chemical changes.
Condensation of water vapor is a physical change because it does not involve a chemical reaction. It is the process of gas turning into liquid without any change in the chemical composition of the substance.