Homework Challenge: Science (Core Stability #4)

Science Homework (Year 11):  Core Stability #4

Please answer the following questions in your exercise book (entitled 'Core Stability #4')

Homework    Topic:
Question 1 State the climate of ancient Britain and the process which led to coal formation. C3
Question 2 How can plasticisers become dangerous when used in PVC water bottles and baby toys? C3
Question 3 How old do we think the Universe is? P1
Question 4 Join the words polymerisation and monomer in a sensible sentence showing the meaning of both words. C2
Question 5 Name one environmental problem from mining rock salt in Cheshire. C3
Question 6 Longitudinal earthquake waves are also known by which letter? P1
Question 7 What do we mean by the phenotype of an organism? B1
Question 8 How can radiographers protect themselves from x-rays? P2