How does a foam-filled winter coat help keep a person warm? It slows down the transfer of thermal energy from outside to inside the coat. It slows down the transfer of thermal energy from inside to outside the coat.
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Which best explains how the foam works?
Which best explains how the foam works? It reduces the amount of thermal energy that is transferred from outside to inside the container.
What occurs when someone places a ice pack on an injured ankle?
Ice packs can help minimize swelling around the injury, reduce bleeding into the tissues, and reduce muscle spasm and pain. Ice packs are often used after injuries like ankle sprains have occurred.
How is thermal energy transferred during conduction check all that apply quizlet?
During conduction, thermal energy is transferred: randomly between fast-moving and slow-moving particles during particle collisions.
Which explains why conduction is unlikely when ice is placed on a freezer shelf quizlet?
Which explains why conduction is unlikely when ice is placed on a freezer shelf? There is no direct contact.
Which material is typically a good thermal insulator?
Fiberglass Insulation. Fiberglass is the most common insulation used in modern times. Because of how it is made, by effectively weaving fine strands of glass into an insulation material, fiberglass is able to minimize heat transfer.
Which factors affect heat transfer between a warm and a cool substance?
Which factors affect heat transfer between a warm and a cool substance? chemical composition of the substances. state of matter of the substances at room temperature. thermal equilibrium of the substances.
What happens if you leave an ice pack on too long?
Leaving ice on an injury for too long can cause more harm than good. Because ice constricts the blood vessels, it can reduce the blood flow to the injured area and slow the healing process. Ice should not be needed after the first 24 hours unless your doctor recommends it to reduce active swelling or to relieve pain.
Should you sleep with your ankle wrapped?
Most experts recommend that you only wrap your ankle during the day for support and protection, while you continue to ice, elevate and rest the injury. While some people feel a sense of comfort from a compression wrap at night—unless it provides pain relief, you shouldn’t have your ankle wrapped while you sleep.
What happens if you ice for more than 20 minutes?
Greater than 20 minutes of icing can cause reactive vasodilation, or widening, of the vessels as the body tries to make sure the tissues get the blood supply they need. Studies have also shown 30 to 40 minutes in between icing sessions are needed to counter this reaction.
How does a foam filled winter coat help keep a person warm Brainly?
How does a foam-filled winter coat help keep a person warm? It slows down the transfer of thermal energy from outside to inside the coat.
When two objects come in contact heating continues until both objects have the same?
Heat is the flow of energy from a higher temperature object to a lower temperature object. It is the temperature difference between the two neighboring objects that causes this heat transfer. The heat transfer continues until the two objects have reached thermal equilibrium and are at the same temperature.
Why is thermal energy from the sun transferred to Earth through electromagnetic waves instead of any other type of thermal energy transfer?
Electromagnetic waves can transfer energy through empty space. Why is thermal energy from the Sun transferred to Earth through electromagnetic waves instead of any other type of thermal energy transfer? Electromagnetic waves can carry energy through matter. Electromagnetic waves can travel through empty space.
What do ripples in a cup of hot chocolate and the ripples on the ocean have in common?
Both involve the transfer of energy through direct contact. Both transfer thermal energy from warm objects to cooler objects. Both can transfer energy through matter.
What method of thermal energy is at work when heat lamps are used to warm up baby chickens?
Radiation. Q. The baby chickens are kept warm from the heat lamps demonstrates this type of heat transfer.
Which indicates that thermal energy is no longer being transferred from boiling water to a mug quizlet?
Which indicates that thermal energy is no longer being transferred from boiling water to a mug? The water and the mug are the same temperature.
Is foam a good heat insulator?
Polystyrene and plastic foam are both used as insulators as they have small air bubbles trapped inside them. This makes them very good insulators because heat energy can’t flow through them. The same idea is used to keep the inside of buildings warm.
Is a cardboard box a good insulator?
As regards to its insulation properties, cardboard is actually a great insulator as it has poor thermal conductivity. The definition of conductivity is actually the property of a material to transmit energy.
Can insulation foam reduce heat?
It’s actually far more effective to have the cavities in your walls filled with expanding foam or another really good insulating material that stops heat escaping. Cavity-wall insulation, as this is known, takes only hours to install and costs relatively little.
What will absorb heat?
Answer: Steel spoon, iron griddle, water, soil and wax will absorb heat.
Which one of the following is most correct about the temperature and heat?
d) Heat is a cause and temperature is its effect. Explanation: Heat is the amount of thermal energy flowing to a substance. Temperature is the average kinetic energy of molecules present in a substance.