1) (3.6.2) What do we call a substance that changes color in acid or alkali? a) Indicator b) Solution c) Reagant d) Catalyst 2) (3.6.2) What colour would universal indicator turn in a strong acid? a) Green b) Red c) Orange d) Yellow 3) (3.6.2) What colour would universal indicator turn in a weak acid a) Green b) Red c) Orange d) Yellow 4) (3.6.2) What is the formula for hydrochloric acid? a) HClO4 b) HCl c) H202 d) NaCl 5) (3.6.2) What is the formula for sulfuric acid? a) HClO4 b) HCl c) H2SO4 d) NaCl 6) (3.6.2) What is the formula for Nitric Acid a) HNO3 b) HCl c) H2SO4 d) NaNO3 7) (3.6.2) What colour would universal indicator turn in a neutral substance a) Green b) Red c) Orange d) Blue 8) (3.6.2) What colour would universal indicator turn in an alkali a) Green b) Red c) Orange d) Blue 9) (3.6.2) What is the pH of a strong acid a) 1-3 b) 4-6 c) 7 d) 8-10 e) 11-14 10) (3.6.2) What is the pH of a weak acid a) 1-3 b) 4-6 c) 7 d) 8-10 e) 11-14 11) (3.6.2) What is the pH of a neutral solution? a) 1-3 b) 4-6 c) 7 d) 8-10 e) 11-14 12) (3.6.2) What is the pH of a weak alkali? a) 1-3 b) 4-6 c) 7 d) 8-10 e) 11-14 13) (3.6.2) What is the pH of a strong alkali? a) 1-3 b) 4-6 c) 7 d) 8-10 e) 11-14 14) (3.6.2) What is the formula for sodium hydroxide? a) NaH b) NaCl c) NaOH d) Na2O 15) (3.6.2) Define "neutralisation" a) The process of adding an acid and base together to form a salt and water b) The process of heating an acid and base c) The process of diluting an acid or base d) The process of separating an acid and base 16) (3.6.2) Recall the general equation for a neutralization reaction? a) Acid + Base → Salt + Water b) Acid + Salt → Base + Water c) Base + Salt → Acid + Water d) Acid + Base → Water + Salt 17) (3.6.2) What makes an acid a concentrated acid? a) Small number of acid particles in a small volume b) Lots of acid particles in a small volume c) Small number of acid particles in a large volume 18) (3.6.2) Which of these is an example of an indicators a) Hydrochloric Acid b) Salt c) Litmus Paper d) Carbon Dioxide 19) (3.6.2) Describe the test for carbon dioxide gas? a) See if it turns limewater cloudy b) Adding a drop of universal indicator to a sample of the gas c) Adding a drop of acid to a sample of the gas d) Holding a piece of litmus paper near the gas and observing if it changes colour 20) (3.6.1) Define "reactant"? a) A substance that is formed as a result of a chemical reaction b) A substance that reacts in a chemical reaction c) A substance that changes during a chemical reaction d) A substance that is unaffected by a chemical reaction 21) (3.6.1) Define "product"? a) A substance that is formed as a result of a chemical reaction b) A substance that reacts in a chemical reaction c) A substance that changes during a chemical reaction d) A substance that is unaffected by a chemical reaction 22) (3.6.1) Describe the test for hydrogen gas? a) Adding a drop of universal indicator to a sample of the gas b) Adding a drop of acid to a sample of the gas c) Holding a piece of dry red litmus paper near the gas and observing if it changes color d) Holding a lighted splint near the gas and observing if makes a squeaky pop. 23) (3.6.1) Which gas is produced when a metal reacts with an acid? a) Carbon Dioxide b) Oxygen c) Hydrogen d) Nitrogen 24) What is the general equation for an oxidation reaction? a) Metal + Acid → Hydrogen + Salt b) Metal + Oxygen → Metal Oxide c) Substance + Water → Hydrated Substance d) Substance + Heat → Decomposed Substance 25) (3.6.1) Define "alloy" a) A type of acid b) A mixture of a metal and another substance c) A type of salt d) A pure metal 26) (3.6.1) What is an oxidation reaction? a) A reaction in which a substance does not change its state. b) A reaction in which a substance combines with oxygen c) A reaction in which a substance forms a salt d) A reaction in which a substance combines with hydrogen 27) (3.6.1) Why are alloys hard? a) Because they are brittle b) Because they are ductile c) Because they are malleable d) Because they are soft 28) (3.6.1) Which TWO of these are properties of a metal a) Good thermal conductor b) Poor thermal conductor c) Good electrical conductor d) Poor electrical conductor 29) (3.6.1) Which TWO of these are properties of a non-metal a) Good thermal conductor b) Poor thermal conductor c) Good electrical conductor d) Poor electrical conductor 30) (3.6.1) Which TWO of these are properties of a metal a) Ductile b) Brittle c) High melting point d) Low melting point 31) (3.6.1 Ch) Which TWO of these are properties of a non-metal a) Ductile b) Brittle c) High melting point d) Low melting point 32) (3.1.1 Ph) The image shows a distance - time graph. What does the gradient (slope of the graph) show about the object's motion? a) It is stationary or at rest b) It is accelerating (going faster) c) It is moving at a constant speed d) It is decelerating (slowing down) 33) (3.1.1 Ph) The image shows a distance - time graph. What does the gradient (slope of the graph) show about the object's motion? a) It is stationary or at rest b) It is accelerating (going faster) c) It is moving at a constant speed d) It is decelerating (slowing down) 34) (3.1.1 Ph) The image shows a distance - time graph. What does the gradient (slope of the graph) show about the object's motion? a) It is stationary or at rest b) It is accelerating (going faster) c) It is moving at a constant speed d) It is decelerating (slowing down) 35) (3.1.1 Ph) The equation that relates distance, speed and time is: a) Speed = Distance / Time b) Speed = distance x time c) Speed = Distance + Time d) Speed = Distance - Time 36) (3.1.1 Ph) A person is runs a distance of 15 metres in 5 seconds. What speed are they running at a) 3 m/s b) 10 m/s c) 20 m/s d) 75 m/s 37) (3.1.1 Ph) What unit must time be in when calculating speed? a) Days (d) b) Hours (hr) c) Minutes (min) d) Seconds (s) 38) (3.1.1 Ph) What unit must distance be in when calculating speed? a) Millimetres (mm) b) Centimetres (cm) c) Metres (m) d) Kilometres (km) 39) (3.1.1 Ph) If there is a resultant force on an object it will ....... a) Remain stationary b) Slow down or speed up c) Stop moving d) Remain at rest 40) (3.1.1 Ph) The speed that a vehicle appears will be slower if? a) You are stationary b) You are moving in the opposite direction to the vehicle c) You are moving in the same direction as the vehicle. d) You are at rest 41) (3.1.3 Ph) What is the unit of a force? a) Joule b) Newton c) Ampere d) Ohm 42) (3.1.3 Ph) Name the apparatus used to measure forces a) Newtonmeter b) Joulemeter c) Ammeter d) Balance 43) (3.1.3 Ph) What happens to a stationary object (at rest) if the forces on it are balanced (equilibrium) a) It remains stationary b) It accelerates (goes faster) c) It travels at a constant speed d) It decelerates (slows down) 44) (3.1.3 Ph) What happens to a moving object if the forces on it are balanced (equilibrium) a) It remains stationary b) It accelerates (goes faster) c) It travels at a constant speed d) It decelerates (slows down) 45) (3.1.3 Ph) A contact force is a force that acts when a) the objects are physically separated b) the objects are physically touching c) an object exerts a force on itself 46) (3.1.3 Ph) A non-contact force is a force that acts when a) the objects are physically separated b) the objects are physically touching c) an object exerts a force on itself 47) (3.1.3 Ph) When the forces on object are balanced, the resultant force is? a) Zero b) Negative c) Positive d) Infinite 48) (3.1.3 Ph) In what direction does friction act on an object? a) In the same direction as the motion b) In the opposite direction to the motion c) Friction acts perpendicular to the motion d) Friction does not act on moving objects 49) (3.1.3 Ph) What is the tension force? a) Force opposing motion which is caused the interaction of surfaces moving over each other b) Force squashing or pushing together c) Force extending or pulling apart d) The force due to gravity acting on an object's mass 50) (3.1.3 Ph) What is the compression force? a) Force opposing motion which is caused the interaction of surfaces moving over each other b) Force squashing or pushing together c) Force extending or pulling apart d) The force due to gravity acting on an object's mass 51) (3.1.3 Ph) What is friction? a) Force opposing motion which is caused the interaction of surfaces moving over each other b) Force squashing or pushing together c) Force extending or pulling apart d) The force due to gravity acting on an object's mass

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