4.4. Advantages

Try these first

1. 1.

   What is one key advantage of plastics in construction?

   Hint

   Think about how weight affects construction.

2. 2.

   Name a type of plastic that is commonly reinforced with fibers.

   Hint

   Think about plastics used for strength.

3. 3.

   What property of plastics allows them to be reshaped multiple times?

   • Thermosetting
   • Thermoplastic
   • Fiber-Reinforced

   Hint

   Think about the type that changes with temperature.

4. 4.

   True or False: Plastics have a high modulus of elasticity compared to metals.

   • True
   • False

   Hint

   Consider how hard or stiff materials are!

5. 5.

   Evaluate the performance of two construction materials: a traditional steel beam and a fiber-reinforced plastic beam under high fatigue conditions. Which would you prefer for a bridge construction project? Justify your answer.

   Hint

   Consider the long-term implications of each material's properties.

6. 6.

   Design an eco-friendly water storage solution using plastics based on their advantages. Describe your design process and rationale.

   Hint

   Think about how the properties of plastics align with sustainability goals.