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Why does ping pong ball returns to its original shape when placed in hot water?
Wiki User
∙ 13y ago
the heat makes the air expand inside the ball, which in turn would make it "blow up" back to its original shape
Wiki User
∙ 13y ago
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What is the shape of a drop of oil placed in the surface of water?
A drop of oil placed on the surface of water will typically form a near-perfect circle due to surface tension forces that minimize the surface area of the liquid.
What an object that is less dense than water will do when placed in water?
shape
When an object is less dense than water will do when placed in water?
shape
What an object is less dense than water will do when placed in water?
shape
What changes shape when placed in a different container?
water and gas
A ping-pong ball which has been slightly dented will return to its original shape when placed in hot water explain this observation?
The air inside expands when heated, and increases the interior pressure. Unless a ball is so badly crushed that it cannot become round again, the dented part will be pushed out to create its original shape.
What changes shape but can change back to its original form?
A rubber band can be stretched to change shape but can go back to its original form when released.
What state of matter changes shape when placed into a container?
A gas changes shape when placed into a container. Gases do not have a fixed shape or volume, and they expand to fill the space available to them. This is in contrast to solids and liquids, which have a fixed shape and volume.
What state of matter will always take the shape and volume of its container?
the state of matter that changes shape when placed in a different container is water
Why does a drop of water placed on the surface of oil contracts to form a spherical shape?
The surface tension of the water and the fact that oil and water cannot wet each other.
Can you paint oil paint over water based paint?
Yes, if the original is in good shape, not flaky.
What are the materials you need to know if salt water or original water evaporates faster?
You need two identical beakers containg the same volume of water, placed in the same position.
