Glass
when you crack your fingers, your fingers can't bend when you're older.
When a cup is filled with boiling water, the heat from the water caused the material of the cup to experience thermal expansion. If the cup is badly made, then different parts of it will expand to different extents and this will create stresses in the material of the cup causing it to crack.
Since glass is a poor conductor of heat, it may crack on uneven heating. Therefore, in order to heat it evenly, you have to rotate the glass tubing.
Ive seen this happen when dramatic changes in temperature happen e.g. its hot outside and you get cold water the window..
they r called contraction joints. then every few of those then expansion joint. concrete is going to crack, so make it crack so it can't be seen,under the man made ones. concrete tends to crack symmetrically. so if ur sidewalk is 3 feet wide the contraction joints will be every 3 feet. then expansion joint, 3/4 inch with expansive material, every 4th one.
Thermal shock occurs when a material undergoes rapid temperature changes, causing uneven expansion or contraction within the material. This can lead to the development of internal stresses that may cause the material to crack or fracture.
If its a branch or a crack I would just trick over it. When the sidewalk is uneven, slow down abit.
A plastic radiator will crack under extreme over heat conditions for example a defective thermostat or bad cylinder head gasket will cause a cooling system to over pressurise and rupture.
Because it repeatedly goes through a wet and dry cycle.
A glass can crack when hot water is poured into it rapidly due to thermal shock. This occurs when the temperature change is too sudden, causing uneven expansion of the glass material. The interior of the glass heats up quickly while the exterior remains cooler, creating stress that can lead to cracks. Additionally, flaws or weaknesses in the glass can exacerbate this effect, making it more susceptible to breakage.
Macarons crack during baking because of uneven heat distribution in the oven, excessive moisture in the batter, or overmixing the ingredients.
When warm water is poured into a cold glass, thermal stress is created due to the uneven heating of the glass. This stress can cause the glass to crack or shatter due to the expansion and contraction of the material. Rapid changes in temperature can lead to the glass failing under the strain.
Crack.
Crack.
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It is possible for mirrors to crack if subjected to rapid and uneven heating, as this can cause thermal stress. It is recommended to use caution when heating mirrors to avoid potential damage.
When hot water is poured into a cold glass tumbler, the sudden temperature change creates thermal stress in the glass. This stress can cause the glass to crack or even shatter due to uneven expansion of the glass material. It is recommended to avoid extreme temperature differences to prevent this from happening.