0
What else can I help you with?
Could the cooling water at nuclear plant be fast frozen?
Nuclear energy is used to boil water for the purpose of generating energy with the steam. Ice would not work. If you are asking about the water running off of the current reactor issue in Japan, no. This would not work either. The water is being used to cool the rods of the reactor's core. This water becomes very hot and turns to steam. You can not freeze this volume of water fast.
How does cooling and heating affect matter?
When you cool matter, it freezes. Freezing something doesn't always mean that it's going to be cold. En-fact, all solids are frozen. Cooling causes the particles to make it harder to move. Like when you come in the building when it's really cold outside and you try to right, it's kind of hard. Heating effects matter when the heat rises, the particles begin to move faster and faster, and the particles get more spread apart. So if the stage of matter is in solid or liquid, if you keep the heat going it eventually ends up to become a gas. And sometimes, when solids are heated up so fast, they skip the stage of going into a liquid, and go straight into a gas, which is called sublimation.
What are the two properties that matter most when comparing the effectiveness of cooling methods?
Your choice between two cooling devices will initially be influenced by 'how much heat you wish to transfer?', and 'at what temperature is that heat?'. Only then will you be able to proceed further.
Why does a porous canvas bag with water cool when slung on the outside of a fast-moving car in hot weather?
Evaporation is a cooling process. The water molecules that escape the surface of the bag were those that were fast moving. If you remove the fast moving molecules, the ones left behind are slower and, thereby, colder. The faster you remove them the colder the aggregate becomes. Hanging the bag on the front of a fast moving car is a good way to remove them quickly.
Why are the cooling fins at the back of the refrigerator usually painted black and have a rough surface?
The cooling fins are painted black to improve heat absorption, as black color absorbs heat more efficiently than other colors. The rough surface increases surface area, which helps in dissipating heat more effectively, making the cooling process more efficient.
Does fast cooling causes small grains?
Yes, fast cooling can result in smaller grains forming in a material due to limited time for grain growth during the cooling process. Small grains typically lead to higher strength and hardness in the material due to the increased grain boundary area within the structure.
What effect does a fast cooling rate have on grain size in igenous rocks?
A fast cooling rate typically results in fine-grained texture in igneous rocks. This is because the minerals have less time to grow and crystallize, leading to smaller grains. Conversely, a slow cooling rate allows for more growth and results in larger grains.
Why do some igneous rocks have big crystals or grains and some igneous rocks have small crystals or grains?
Igneous rocks with big crystals or grains form from slow cooling beneath the Earth's surface, allowing time for larger crystals to grow. In contrast, igneous rocks with small crystals or grains form from fast cooling at or near the Earth's surface, limiting the time available for crystal growth.
What rocks are formed by fast cooling magma?
Rocks formed by fast cooling magma are typically fine-grained and include rocks like basalt, andesite, and rhyolite. These rocks cool quickly on or near the Earth's surface, resulting in small mineral grains and a smooth texture.
Does slow cooling of igneous rocks form large or small crystal grains?
Slow cooling of igneous rocks typically forms large crystal grains. This is because slow cooling allows more time for mineral grains to grow, resulting in larger crystals. Examples of rocks formed through slow cooling and having large crystal grains include granite and gabbro.
How will cooling affect maple syrup crystal size?
Fast cooling=small crystals Slow cooling=big crystals
Why do some igneous rock have bigger mineral grains than others?
This is due to the rate of cooling - a slower rate of cooling results in large mineral grains because the molecules had time to maneuver into a crystalline lattice. A faster rate of cooling results in smaller mineral grains because the molecules were locked into place faster and therefore couldn't form the crystalline lattice structures before getting stuck.
What does lava that cools quickly form?
fast cooling lava -small crystals or no crystals
What lava that cools quickly form?
fast cooling lava -small crystals or no crystals
Which rock texture is formed from fast cooling?
When lava cools very suddenly (a process known as quenching), it creates a glassy, or hyaline, texture. This sudden cooling also creates very small, often microscopic, crystals in the rock. The most well-known example of a glassy textured igneous rock is obsidian.
Magma cooling in 2 stages slow and then fast what is the resulting texture?
The resulting texture is porphyritic. The slower cooling stage allows large crystals to form (phenocrysts), while the faster cooling stage results in the formation of smaller crystals in the remaining magma (groundmass). This gives the rock a mixture of large and small crystals, creating a porphyritic texture.
Do grains mold fast?
no
