Science Homework #16:  Year 11 Homework  Topic:Question 1Give two other clues found in sedimentary rock which hint at the conditins under which the rock was formed.C3Question 2What do the materials cotton, paper, and silk all have in common?C2Question 3Give one source of microwaves other than ovens.P2Question 4A person with one recessive faulty allele can pass that allele Read More …

Science Homework #15:  Year 11 What is the name given to ‘packets’ of light?Name two greenhouse gases other than carbon dioxide.Sort the following organisms into a food chain…  chicken, fox hound, fox and wheatJoin the words polymerisation and monomer in a sensible sentence showing the meaning of both words.Two numbers are given for a blood pressure Read More …

Science Homework #14:  Year 11 What evidence for large forces in the crust may show up in the rocks?Which blood vessel could be described as one cell thick and just wide enough for red blood cells to pass through?Which sex will a person with XY sex chromosomes be?Give two types of evidence for proving evolution.The absorption/ Read More …

Science Homework #13:  Year 11 Give two non-living indicators to measure environmental change.What do automatic control systems use to detect changes in the environment?Why are embryionic stem cells more useful to use than adult stem cells?If 2 alleles of a gene are identical they are known as ……..?…….. Alleles.White cells can destroy micro organisms in two Read More …

Science Homework #12:  Year 11If nanoparticles have such wonderful properties then why are they not used more?The electrolysis of brine (salt water) gives three useful chemicals…Name them.In a chemical equation… the number of atoms in the reactants equals that in the products- this is known as the Law of Conservation of …?How do white blood Read More …