1) The area under a velocity-time graph represents? a) slope b) distance c) time d) acceleration 2) An object travels equal amounts of distance in equal amounts of time. This is an example of? a) Average Acceleration b) Average Speed c) Constant Acceleration d) Constant Speed 3) The average speed and the instantaneous speed will be the same in which one of the following examples? a) An average speed taken at the bottom of an incline as a skateboarder travels up the incline and the instantaneous speed taken when he reaches the top of the incline b) Any point as a leaf is falling from a tree to the ground c) A car traveling at 80km/h d) A car traveling at 60km/h and then speeding up to 80 km/h 4) km/hr2 is a possible unit of acceleration. a) True b) False 5) Compounds held together by ions are called ________ compounds. a) Molecular b) Super c) Weak d) Ionic 6) Molecular compounds are formed when elements _________. a) Exchange protons b) Exchange electrons c) Share protons d) Share electrons 7) What types of bonds are formed between two non-metals? a) Covalent b) Molecular c) Ionic d) Shared 8) In a chemical change the substance changes its: a) Composition b) Size c) Shape d) Mass 9) Which of the following is in the orbit around the nucleus? a) Protons b) Neutrons c) Electrons 10) Which one of the following in an example of a change of state? a) Salt is dissolved in water b) An ice cube melts c) An ice cube is broken into many pieces d) Sodium and chlorine combine to produce table salt

Grade 10 Science Quiz

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