Answered

1a) 2 properties that glass and plastic always share

1b) 2 properties that glass and plastic sometimes share

2) What advantages do bottles made from plastic have?

3) What disadvantages are there when you use plastic bottles?

4) Why are plastic bowls not used for heating on a cooker?

5) What are the disadvantages of using metal for a toy for a baby?

6) Why is plastic often used for children's toys?

7) What properties would you look for in materials to make a kite?

Verified Answer :

colella51

1a) malleable and rigid
1b) ??
2) recyclable and reusable
3) plastic from crude oil and the process of fractional distillation to obtain plastic pollutes and harmful chemicals can be used when making the bottles
4) because the plastic will melt
5) it can rust 
6)lightweight, is malleable so can be easily shaped 
7) Lightweight materials so it can take off through the wind


Hope the helps xxx

tochjosh

Answer:

1a) Chemical inertness

1b) transparency

2) extremely less brittle

3) they can melt very easily under moderate heat.

4) they have low melting point

5) metals are hard, meaning they can easily injure a baby. Metals are good absorbers and radiators of heat.

6) they are less hard when compared to metals so they are less probable to cause injuries to kids.

7) material with very low density.

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