3
4
5Keywords:
peer assessment
physical properties
plastics
pollution
properties
rubbish
table interpretation
Answer questions about rubbish picked up on a beach, and suggest reasons why plastic is the most common rubbish.
5
2
5
2
4
2
4
3
3
8
3
5
4
15
3
4
2
3
7
5
1
2
7
7
3
