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Do particles increase or decrease at cold temperatures in a balloon?
Particles in a balloon decrease at cold temperatures because the gas inside the balloon contracts as it cools down, resulting in a decrease in volume and therefore a decrease in the number of gas particles.
How would you determine the density of candle wax that floats on water?
Yes, the density of a candle is slightly less than water so it will float at cold and hot temperatures; however water density gets lower with increase in temperature; if you get very close to boiling point (100C or 212F) it may sink.
Does air pressure decrease as density decrease?
Yes, as density decreases, air pressure also decreases. This relationship is described by the ideal gas law, which states that pressure is inversely proportional to density when temperature is constant.
When the temperature decreases what happens to the buoyancy?
When the temperature decreases, the density of water increases, causing an increase in buoyancy. This is because cold water is denser than warm water. As a result, objects will experience more buoyant force in colder water compared to warmer water.
Why does cold water have less volume than cold water?
Cold water has a higher density than warm water, which causes it to have less volume for the same mass. This is because the molecules are closer together in cold water, making it more compact.
Dose cold water weigh from hot water?
Cold water is weigh from hot water; as the molecules tend to free (or expand) by getting heat, which causes increase in specific volume (i.e. decrease in density). As a result, hot water becomes lighter, compared to cold.
Does water increase or decrease when it is left in a cold place?
it remains the same
What happens to the density of water when it gets cold?
Density increases until 4 degrees of celcius.Then decrease again.
Does decrease mean cold or hot?
A decrease typically refers to a reduction or lowering of something, such as temperature. So, a decrease could be associated with cooler or colder conditions.
Is it true that the hotter the water the denser it is?
No, the hotter the water, the less dense it becomes. When water is heated, the molecules move faster and spread out, causing the density to decrease. This is why hot water rises and cold water sinks.
Which of the following does not increase the rate of dissolving a solid in water?
Increasing the pressure decreases the volume of gas bubbles and does not increase the rate of dissolving a solid in water.
Cold temperatures increase or decrease the water table?
Heat would dry the earth. If the water table is down far enough it would not be affected.
Why does cold water sink under warm water?
Cold water is denser than warm water due to its higher molecular density and lower thermal energy, causing it to sink below the lighter, less dense warm water. This process, known as thermal stratification, occurs because the cold water is more compact and heavier, allowing it to displace the warm water and move downward.
Why does colder water have a higher density than warmer water?
Cold water is denser than warm water because the molecules in cold water are closer together due to lower kinetic energy. This closer packing of molecules results in higher density. When water is heated, the molecules have more kinetic energy, causing them to spread out slightly and decrease the overall density of the water.
What has a higher density cold or hot water?
Cold water has a higher density than hot water. As water cools, its molecules come closer together, increasing its density. Conversely, hot water molecules are more spread out, resulting in lower density.
How would this cold water cause a density current?
Cold water is more dense than warm water so the cold water has to sink to the bottom which causes a density current.
Does air pressure decrease as density decrease?
Yes, as density decreases, air pressure also decreases. This relationship is described by the ideal gas law, which states that pressure is inversely proportional to density when temperature is constant.
