1) What are the units for pressure? a) N/m² b) N c) m d) N/M² 2) What two factors affect the pressure on a surface a) Force and Volume b) Force and Surface Area c) Volume and Surface Area d) Pressure and Force 3) Why do high heels exert a greater pressure than flat shoes? a) The surface area is larger b) The surface area is bigger c) The surface area is the same 4) What is made when zinc and sulphur react? a) Zinc Sulphur b) Zinc Sulphate c) Zinc Sulphide d) Sulphur Zincide 5) What is made when suphur and oxgyen react? a) Sulphur Oxide b) Sulphur Oxygen c) Oxygen Sulphide d) Oxygen Sulphur 6) What is a moment? a) A turning force b) A stretching force c) A squashing force 7) What is the term for when a liquid changes to a solid a) Condensing b) Freezing c) Melting d) Evaporating 8) What type of circuit is this? a) Series b) Parallel 9) Is this a series circuit? a) Yes b) No 10) What does this symbol represent? a) cell b) Bulb c) Battery d) Switch 11) What is needed for photosynthesis? a) Glucose, Oxygen, b) Carbon Dioxide, Water c) Water, Glucose d) Oxygen, Water 12) What are the products of photosynthesis? a) Glucose, Carbon dioxide b) Water, Glucose c) Oxygen, Glucose d) Oxygen, Water 13) How is a polar bear adapted for walking on the ice? a) White fur b) Good sense of smell c) Paws with large surface area d) Good fat stores 14) What type of cell is this? a) Plant b) Animal 15) Where in a cell is the genetic information stored? a) Cytoplase b) Vacuole c) Nucleus d) Cell membrane 16) Which part of the cell controls what enters and leaves the cell? a) Nucleus b) Cell wall c) Cell membrane d) Cytoplasm 17) Which of these is NOT a form of energy? a) Sound b) Gravitational c) Food d) Chemical

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