Examiner’s Initials Candidate Signature Question General Certificate of Secondary Education Higher Tier June 2013 Science A CH1HP H Unit Chemistry C1 Chemistry Unit Chemistry C1 Monday 10 June 2013 1.30 pm to 2.30 pm Mark 1 2 3 4 5 6 7 TOTAL For this paper you must have: a ruler the Chemistry Data Sheet (enclosed). You may use a calculator. Time allowed 1 hour Instructions Use black ink or black ball-point pen. Fill in the boxes at the top of this page. Answer all questions. You
Premium Oxygen Carbon dioxide Copper
Candidate Signature Question General Certificate of Secondary Education Higher Tier June 2012 Additional Science BL2HP H Unit Biology B2 Biology Unit Biology B2 Monday 21 May 2012 Mark 1 2 3 4 5 6 7 TOTAL 9.00 am to 10.00 am For this paper you must have: a ruler. You may use a calculator. Time allowed 1 hour Instructions Use black ink or black ball-point pen. Fill in the boxes at the top of this page. Answer all questions. You must
Premium Bacteria Cell Eukaryote
GOVP1 People‚ Politics & Participation Topic 1 Topic 2 Topic 3 Topic 4 June 13 Mark scheme Examiners report 5: Explain the term by-election as used in the extract. 10: Using your own knowledge as well as the extract‚ consider why voting behaviour at by-elections to the Westminster Parliament is often unpredictable. 25: ‘Stability‚ rather than volatility‚ now characterises voting behaviour at UK general elections.’ Discuss. 5: Explain the term representation as used in the
Premium Management Politics Political philosophy
Section A (Answer ALL questions in this Section.) 1. Rubidium (Rb) and potassium belong to the same group in the Periodic Table. The relative atomic mass of rubidium is larger than that of potassium. (a) Explain whether rubidium is more reactive than potassium. (b) Write a chemical equation for the reaction between rubidium and water. (State symbols should be given.) (c) Suggest how rubidium can be stored safely in the laboratory. (d) Suggest ONE safety precaution for handling
Premium Chlorine Sodium hydroxide Acid
PSYCHOLOGY– UNIT 1 Attachment is an emotional bond between two people‚ it is a 2 way process that endures over time‚ serving the function of protecting the infant and leading to certain behaviours (seeking proximity‚ distress on separation‚ pleasure on reunion and general orientation of behaviour) There is a Primary attachment figure (PAF) EXPLANATIONS OF ATTACHMENT: LEARNING THEORY Learnt rather than inborn Classical: Association Proposes that food (UCS) naturally produces a feeling of pleasure
Premium Attachment theory Mary Ainsworth John Bowlby
Edexcel GCSE Chemistry/Science Unit C1: Chemistry in our World Foundation Tier Sample Assessment Material Time: 1 hour You do not need any other materials. Paper Reference 5CH1F/01 Total Marks Instructions Use black ink or ball-point pen. Fill in the boxes at the top of this page with your name‚ centre number and candidate number. Answer all questions. Answer the questions in the spaces provided – there may be more space than you need. Information The total mark for this paper is 60. The marks
Premium Carbon dioxide Calcium carbonate Oxygen
EXAMINATION Chemistry General Instructions • • • • • • • Reading time – 5 minutes Working time – 3 hours Write using black or blue pen Draw diagrams using pencil Board-approved calculators may be used A data sheet and a Periodic Table are provided. Write your Student Number at the top of this page and those of pages 10 and 11. Total Marks – 100 Section I Pages 2 – 24 Confidential Keep Secure 75 marks This section has two parts‚ Part A and Part B Part A –20 marks •Attempt Questions 1- 20 •Allow
Premium Chemistry High school Mathematics
1. Energy transfer by heating * Infrared Radiation * Surfaces and Radiation * States of matter * Conduction * Convection * Evaporation and condensation * Energy Transfer by design * Specific heat capacity * Heating and insulation buildings 2. Using Energy * Forms of energy * Conservation of energy * Useful energy * Energy and efficiency 3. Electrical Energy * Electrical Appliances * Electrical Power * Using electrical energy
Free Energy Potential energy
Electrolysis a) Electrolysis is the decomposition of a substance to give simpler substances. The substance being electrolysed has to be an ionic compound. b) The substance being decomposed is called the electrolyte. c) In electrolysis the electric current enters and leaves the electrolyte by conducting rods called electrodes. The positive electrode is called the anode and the negative electrode is called the cathode. d) For electrolysis to occur the electrolyte must be in liquid form so that
Premium Sodium chloride Hydrogen Electrolysis
Chemistry SCH3U Unit 1 Lesson 1 Key Questions 1. List three physical properties and one chemical property of a) an iron nail * conducts heat and electricity well * solid at room temperature * ductile * rusts in water (chemical) b) gasoline * liquid at 20deg C * boils between 20 and 200 degrees Celsius * not soluble in water * flammable in the presence of oxygen (chemical) 2. People in a workplace should have access to MSDS sheets so that * chemicals
Free Atom Chemical bond Periodic table