0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
What type of plastic are valve covers made of?
Valve covers are typically made of plastic materials such as polypropylene or ABS (acrylonitrile butadiene styrene). These materials are chosen for their durability, heat resistance, and chemical resistance properties.
What are the factors that affect a calorimeter?
Factors that affect a calorimeter include its insulation properties, heat capacity, and efficiency in measuring temperature changes accurately. Additionally, the material and design of the calorimeter can influence its ability to contain and transfer heat, impacting the reliability of the calorimetric measurements.
What kind of plastic is plastic hairdryer made of?
Plastic hairdryers are typically made of a type of plastic called ABS (Acrylonitrile Butadiene Styrene). ABS is commonly used for its lightweight, impact resistance, and heat resistance properties, making it suitable for manufacturing hairdryers.
Does heat affect starch?
Yes, heat can affect starch. When starch is exposed to heat, it undergoes gelatinization, where the starch granules absorb water, swell, and eventually burst, resulting in thickening of a liquid. Continued heating can break down the starch molecules further, leading to a loss of thickening properties.
Will heat travel faster through a glass cup or a plastic cup?
Heat will travel faster through a glass cup than a plastic cup because glass is a better conductor of heat than plastic. This means that heat will transfer more quickly through the glass, making it heat up or cool down faster compared to the plastic cup.
How does plastic absorb heat?
Plastic absorbs heat by converting the incoming thermal energy into kinetic energy within its molecular structure. This conversion causes the molecules of the plastic to vibrate more rapidly, which then increases the overall temperature of the material. The properties of the plastic, such as its color and composition, can affect the amount of heat absorbed.
What are the special properties of laboratory glassware and plastics?
Special laboratory glassware are heat resistant and chemical resistant.
Do light bulbs fade plastic?
Light bulbs can affect plastic depending on the plastic and what type of bulb (lamp) is being used. Heat and higher frequencies of light are the two characteristics of lamps that can most affect plastic. As there are thousands of plastics and many different lamps (wattage and color temperatures), it is difficult to say if a lamp will affect plastic. To cite a single example, we often see a plastic liner in a lampshade that has changed color because of prolonged exposure to the heat and light of the lamp in the fixture.
What material beginning with p does not allow heat to pass through it?
One material beginning with P that does not allow heat to pass through it is "polystyrene." Polystyrene is a type of plastic known for its insulating properties, making it an effective barrier against the transfer of heat.
What are three properties that affect thermal energy?
Three properties that affect thermal energy are temperature, specific heat capacity, and thermal conductivity. Temperature refers to the average kinetic energy of particles, specific heat capacity is the amount of heat needed to increase the temperature of a substance, and thermal conductivity determines how well a material can transfer heat.
Is the material mica a poor conductor of heat?
mica is a plastice, so it is a poor conductor of heat and electricity. Mica is a mineral, not a plastic. But you're correct about its insulating properties.
Does a polystyrene cup hold more heat than a plastic cup?
Polystyrene cups tend to hold heat better than plastic cups due to their insulation properties. The material's structure helps to minimize heat transfer, keeping drinks hotter for longer periods.
Properties of polyvinyl chloride?
Polyvinylchloride, also known as PVC, is an organic polymer. It is relatively a hard plastic and is a good insulator of heat and electricity.
What is thermostatic plastic?
Thermostatic plastic is a type of plastic material that has been engineered to have specific thermal properties, such as the ability to withstand high temperatures without deforming or melting. These plastics are commonly used in applications where heat resistance is required, such as in automotive parts or electronic components.
What is plastic properties?
because it is
Why would you add a stabilizer to a plastic?
A stabilizer is added to plastic to protect it from the harmful effects of environmental factors such as heat, light, and oxygen, which can lead to degradation and deterioration of the plastic material. Stabilizers help to extend the lifespan of plastic products and maintain their mechanical properties over time.
What are some questions involving heat?
How does heat affect the properties of materials? What is the relationship between heat and temperature? How is heat transferred between objects? How can we calculate the amount of heat produced or absorbed during a reaction?
