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When a plastic bottle turns brittle when being left out in the sun is this reaction endothermic or exothermic?
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Is a plastics becoming brittle after being left in the sun a exothermic or endothermic?
The process of plastics becoming brittle after being left in the sun is typically an exothermic reaction. The heat from the sun causes the molecules in the plastic to break down, leading to a change in its physical properties.
How do brittle objects undergo plastic deformation?
Brittle objects typically do not undergo plastic deformation due to their inability to sustain significant deformation before fracturing. Instead, brittle materials tend to fracture with minimal or no plastic deformation.
Is water brittle?
No, water is not brittle. Brittle materials are prone to breaking or shattering under applied stress, while water is a liquid that can flow and change shape easily.
Is boron ductile or brittle?
Boron is brittle, as it tends to fracture easily under stress without significant plastic deformation.
Does plastic have brittleness?
Plastics can be designed to be very brittle or very tough and flexible. Polymethyl methacrylate is quite brittle for example.
Why are CD cases made out of fip plastic?
It is tough but very brittle
Is plastic stronger when cold or hot?
Brittle when cold, flexible when warm.
Can you break plastic?
There are many types of plastic. Brittle plastic can be broken, and softer plastics can usually be cut with scissors or a saw or sharp knife.
What precautions should be taken when handling brittle plastic to prevent breakage or damage?
When handling brittle plastic, it is important to take precautions to prevent breakage or damage. Some tips include handling the plastic gently, avoiding sudden movements or impacts, using proper tools and equipment, and storing the plastic in a safe and secure location. Additionally, keeping the plastic away from extreme temperatures or harsh chemicals can help prevent it from becoming brittle and prone to breaking.
What is the differences between brittle and ductile fracture?
In brittle fracture, no apparent plastic deformation takes place before fracture. In ductile fracture, extensive plastic deformation (necking) takes place before fracture.
What can affect plastic?
Plastic can be affected by exposure to sunlight, heat, and certain chemicals. Over time, these factors can cause plastic to degrade, become brittle, discolor, or break down. Proper storage and handling can help mitigate these effects.
How can you prevent plastic from becoming brittle over time?
To prevent plastic from becoming brittle over time, you can store it away from sunlight and heat, avoid exposing it to harsh chemicals, and regularly clean and maintain it. Additionally, using plastic products within their recommended temperature range can help prevent brittleness.
