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How do you turn a glass full of water upside down without spilling it?

One way to turn a glass full of water upside down without spilling it is to place a piece of cardboard or a small plate over the mouth of the glass, then flip the glass upside down while holding the plate/cardboard in place. Once the glass is upside down, carefully remove the plate/cardboard to reveal the water remaining in the glass.


Explain why the cardboard did not fall to the ground when the glass of water was tipped upside down?

The cardboard did not fall to the ground when the glass of water was tipped upside down because the air pressure on the top surface of the cardboard was greater than the water pressure holding it down. This created a force that pushed the cardboard against the glass and prevented it from falling.


Why does the water inside the glass covered with paper does not spill when you turn the glass upside down?

The air pressure pushing up on the paper is greater than the gravitational force pulling down on the water, creating a temporary barrier that holds the water in place. This creates a vacuum seal, preventing the water from spilling out when the glass is turned upside down.


What will happen to the glass if you will dip it upside down in a pail filled with water?

When you dip a glass upside down in a pail filled with water, the air trapped inside the glass creates an air pocket at the top of the glass, preventing water from entering. This is because the pressure of the air inside the glass is greater than the pressure of the water outside. The glass will remain filled with air and no water will enter.


Why empty glass not get wet when into water upside down?

This because air is present inside the empty glass which does not let the water to enter theglass . Air also offers a force which is opposite the force of water and does not let the water to enter the glass.

Related Questions

How does water not spill out when glass covered with card board upside down?

When filling a cup/glass with full water the card/lid will not stay up.


How do you turn a glass full of water upside down without spilling it?

One way to turn a glass full of water upside down without spilling it is to place a piece of cardboard or a small plate over the mouth of the glass, then flip the glass upside down while holding the plate/cardboard in place. Once the glass is upside down, carefully remove the plate/cardboard to reveal the water remaining in the glass.


Why are reflections upside down in a glass of water?

because the spoon is concave, making the reflection upside down


How many ways can you turn a glass of water upside down without spilling the water?

freez the water. after freezing it will be ice then you can turn a glass of water upside down without spilling the water.


How do you do the card trick where you spell out the persons card that they chose?

If you are referring to the traditional trick, you would pick a card from the deck, then, when you are not looking, they turn flip the deck upside down (if the back is 1 side up but the front is correct up or down) then, when they open their eyes, they look for the one that is upside down and that's your card. If you are referring to a game on a website where it makes the card disappear, the ones they show you at the end are not even any of the ones shown in the beginning.


What is the custom of turning a glass upside down on the table?

Can you be more specific as to who does this?If you mean glasses already on the table when you are seated in restaurants, having them upside down keeps dust from falling into the glass and allows them to drain if they weren't QUITE dry when placed there.


Why the cardboard placed over a glass with some water do not fall when turned upside down?

Because when you turn it upside down, the surface tension of the full glass of liquid, combined with atmopheric pressure provides just enough force to out-do gravity !


What happened to the water in a glass when turned upside down?

When a glass of water is turned upside down, the water does not fall out due to the presence of air pressure pushing against the water, creating a vacuum inside the glass. This vacuum holds the water in place, creating a seal that prevents the water from spilling out.


Explain why the cardboard did not fall to the ground when the glass of water was tipped upside down?

The cardboard did not fall to the ground when the glass of water was tipped upside down because the air pressure on the top surface of the cardboard was greater than the water pressure holding it down. This created a force that pushed the cardboard against the glass and prevented it from falling.


Why does your Pokemon card have an upside down Poke-ball?

its a special code that you access online


Why do words go upsidedown when looking through glass a glass rod?

The rod creates a prism so you see the words upside down.


Why does the water inside the glass covered with paper does not spill when you turn the glass upside down?

The air pressure pushing up on the paper is greater than the gravitational force pulling down on the water, creating a temporary barrier that holds the water in place. This creates a vacuum seal, preventing the water from spilling out when the glass is turned upside down.