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Answer all questions. box 0 1 Figure 1 shows an algorithm, represented using pseudo-code, which assigns a different value to four variables. Figure 1 country  'United States of America' state  'California' city  'San Francisco' landmark  'Alcatraz Island' 0 1 . 1 Define the term algorithm. [2 marks] 0 1 . 2 The variable x is assigned a value using the statement: x  LEN(state) Using Figure 1, what is the value of x? Shade one lozenge. [1 mark] A 1 B 5 C 10 D 12 3...

A scientist investigated the radiation emitted by different radioactive isotopes. The scientist had a sample of polonium-210. The radiation emitted by polonium-210 can be represented by the symbol 2 He 4 . 0 1 . 1 Which type of radiation can be represented by the symbol 2 He 4 ? [1 mark] Tick () one box. Alpha Beta Gamma 0 1 . 2 How many protons are there in a particle of radiation represented by 2 He 4 ? [1 mark] Tick () one box. 2 4 6 8 0 1 . 3 A polonium-210 (Po) nucleus ch...

A scientist investigated the radiation emitted by different radioactive isotopes. The scientist had a sample of polonium-210. The radiation emitted by polonium-210 can be represented by the symbol 2 He 4 . 0 1 . 1 Which type of radiation can be represented by the symbol 2 He 4 ? [1 mark] Tick () one box. Alpha Beta Gamma 0 1 . 2 How many protons are there in a particle of radiation represented by 2 He 4 ? [1 mark] Tick () one box. 2 4 6 8 0 1 . 3 A polonium-210 (Po) nucleus ch...

GCSE COMBINED SCIENCE: SYNERGY Higher Tier Paper 4 Physical Sciences Tuesday 13 June 2023 Morning Time allowed: 1 hour 45 minutes Materials For this paper you must have: l a ruler l a protractor l a scientific calculator l the periodic table (enclosed) l the Physics Equations Sheet (enclosed). Instructions l Use black ink or black ball-point pen. Pencil should only be used for drawing. l Fill in the boxes at the top of this page. l Answer all questions in the spaces provided. Do no...

Figure 1 shows part of the water cycle. Figure 1 Ocean Cloud B C Water vapour A 0 1 . 1 Name processes A, B and C. Choose answers from the box. [3 marks] absorption condensation evaporation precipitation transpiration A _________________________________________________________ B _________________________________________________________ C _________________________________________________________ 3 (03) G/Jun23/8465/1F Do not write outside the box Turn over U 0 1 . 2 Drinking ...

s question is about hydrocarbon fuels. The complete combustion of a hydrocarbon fuel produces carbon dioxide and one other product. 0 1 . 1 Name the other product of the complete combustion of a hydrocarbon fuel. Do not refer to carbon dioxide. [1 mark] ___________________________________________________________________________________ 0 1 . 2 Describe the test for carbon dioxide. Give the result if carbon dioxide is present. [2 marks] Test _____________________________________________...

All living organisms are made of cells. Figure 1 shows two types of cell. Figure 1 28.6 micrometres Not to scale Cell B Liver cell 4.4 micrometres Bacterial cell Cell A 0 1 . 1 Calculate how many times longer the liver cell is than the bacterial cell. [2 marks] ___________________________________________________________________________________ ___________________________________________________________________________________ Number of times longer = _____________________________...

his question is about metals. Figure 1 represents the electronic structure of an atom. Figure 1 0 1 . 1 Identify the metal represented in Figure 1. Use the periodic table. [1 mark] ___________________________________________________________________________________ 0 1 . 2 How does the atom in Figure 1 form a positive ion? [1 mark] ___________________________________________________________________________________ 3 (03) G/Jun23/8465/3H Do not write outside the box Turn over U Cop...

This question is about the blood and the circulatory system. 0 1 . 1 Give the functions of red blood cells, white blood cells and platelets. [3 marks] Red blood cells ___________________________________________________________________ ___________________________________________________________________________________ White blood cells _________________________________________________________________ ___________________________________________________________________________________ Platel...

GCSE COMBINED SCIENCE: SYNERGY Foundation Tier Paper 2 Life and Environmental Sciences Thursday 25 May 2023 Morning Time allowed: 1 hour 45 minutes Materials For this paper you must have:  a ruler  a protractor  a scientific calculator  the periodic table (enclosed)  the Physics Equations Sheet (enclosed). Instructions  Use black ink or black ball-point pen. Pencil should only be used for drawing.  Fill in the boxes at the top of this page.  Answer all quest...