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Q: Why did you need to use a smouldering rag or taper to show convection in air?
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Will mercury show conduction or convection when heated?

Mercury, when in its liquid state, can transfer heat through both thermal conduction and convection. The expansion of mercury when heated is the basis for its use in thermometers. As with any material that expands when heated, it becomes less dense. As a liquid, a warm dense region is buoyant and will induce convection. In restricted geometries, convection is restricted and small, so this is not likely to happen much in a thermometer. Also, as a material that conducts electricity, it will be a good conductor of heat through the mechanism of thermal conduction which is enhanced by the electronic properties.


How does heat transfer from object to object?

Which of the following show convection as the way to transfer heat. (There is more that one answer) A: a wave hitting the shore B: touching a hot stove C: the asthenosphere D: water that is boiling Please help! This is K12! Science! (6th grade)


How does a convection heater heat up the air in a room?

draw a set of diagrams to help explain this. (Use red arrows to show the direction of hot air blue arrows to show the direction of cold air.) Match up words to the meanings. Draw a line to join them up.


What are the precautions for the experiment of to show the conduction and convection methods of transmission of heat?

The precautions are -wire gauze should be placed in between the flask and tripod stand while heating process.clamp the flask gently in the retort stand.


Is it safe to leave laser show projector on all night in your room?

Probably, but keeping equipment you don't need on is a waste of energy.

Related questions

Why do you need to use a smouldering rag or taper to show convection in air?

Hi everyone please can someone help me answer this question ? Its 4 a really good cause...homework!


How can you show that bottle contain air?

Under supervised or controlled conditions, push a lighted taper into the bottle. If the taper continues to burn, there is air in the bottle


How can you show that a bottle contains air?

Under supervised or controlled conditions, push a lighted taper into the bottle. If the taper continues to burn, there is air in the bottle


Who is goran visjinc?

goran visjinc is an actor whose most famous role is in the hit us show er he is from Croatia and is very popular with the ladies!!!due to his smouldering good looks and sexy accent


What is a convection box?

a convection box is a box with incense or punk to light it up you will have two clear chimney type of tube the tube will show how fast the heat is. aka to leave the box


When was Need You to Show Me created?

Need You to Show Me was created on 2002-04-11.


In what city was CES 2009 held?

The International CES ( Consumer Electronic Show) is a major technology related trade show and was held in Las Vegas Convection Centre, Las Vegas ,Nevada ,United states in 2009.


What kind of radiation passes through the atmosphere and reaches the earths surface?

highlight factors which show that heat from the sun does reach th earth surface by convection


Need sentence for get the show on the road?

Let's stop wasting time and get the show on the road.


Will mercury show conduction or convection when heated?

Mercury, when in its liquid state, can transfer heat through both thermal conduction and convection. The expansion of mercury when heated is the basis for its use in thermometers. As with any material that expands when heated, it becomes less dense. As a liquid, a warm dense region is buoyant and will induce convection. In restricted geometries, convection is restricted and small, so this is not likely to happen much in a thermometer. Also, as a material that conducts electricity, it will be a good conductor of heat through the mechanism of thermal conduction which is enhanced by the electronic properties.


How do you be in a dressage show?

In a real show or on Howrse? In a real show, you need to find a local show stable and find when they're having the next show. You need to register what horse your riding, your name, and what tests your riding in. Then you need to get ready. O howrse you cant.


If i take 80mg of Oxycontin 2x a day for 30 days or use a 25mg Fentanyl patch quantity 10 for a 30 day supply which looks worse on a drug test?

Both are opiates. If you are legally prescribed them, it will not matter whether they show up on a drug test. If you're not, you'll test positive for opiates either way, and in this case it's best to taper off before your drug test. Taper, or the withdrawals will suck.