1) Choose all the things listed that will ensure you stay safe in a lab a) Follow all teacher instructions b) Eat and drink c) Tie back long hair d) Wear safety goggles e) Sit down at all times f) Keep trip hazards out of the way 2) Select the 3 types of variable a) Continuous b) Discrete c) Dependent d) Control e) Independent f) Names 3) What hazard does this symbol represent? a) Hazard b) Irritant c) Flammable d) Toxic e) Corrosive f) Risk 4) A DEPENDENT variable is a) one changed by the scientist b) one counted or measured by the scientist c) one that could affect the result of the experiment 5) Choose the correct equipment to filter sand and water a) Beaker b) Clamp Stand c) Filter d) Heatproof Mat e) Funnel f) Conical Flask 6) List all things that are included in a good method a) Equipment list b) Prediction c) Graph d) Order to complete tasks e) How to use equipment f) Volume and measurement of chemicals 7) Categoric data is described using a) numbers that cannot change b) names not numbers c) numbers that can change value 8) Independent variables on a graph should be shown on a) the y-axis b) the x-axis c) both 9) The mass of solids should be measured using a a) measuring cylinder b) ruler c) gas cylinder d) balance 10) A chemical that can cause life-threatening effects if a person is exposed to it is a) hazard b) corrosive c) flammable d) harmful e) risk f) toxic 11) How do we measure gas? a) the volume using a balance b) the mass using a measuring cylinder c) the capacity using a vial d) the volume using a gas cylinder e) the mass using a balance 12) A prediction in science means making a statement about a) what will happen next b) how the independent variable will change c) how the variables will stay the same d) how the dependent variable will be affected 13) A risk is ... a) something that could cause harm  b) what might go wrong 14) How do we measure a solid? a) the volume using a balance b) the mass using a measuring cylinder c) the capacity using a vial d) the volume using a gas cylinder e) the mass using a balance 15) What kind of graph should be used to present categoric data? a) Scattergram b) Bar graph c) Line graph d) Tally chart 16) What are the 4 main types of graph? a) pie chart b) pictogram c) scatter graph d) tally chart e) line graph f) bar graph 17) What is an observation? a) looking closely at an experiment b) looking closely and saying what you think about something c) explaining what is happening in an experiment d) look closely at an experiment and explaining what is happening 18) Continuous data is described using a) names not numbers b) numbers that stay the same c) numbers that can be changed 19) What is a variable? a) Something that can change or be changed in an experiment b) Something that cannot change in an experiment 20) What kind of graph should be used to present continuous data? a) Pie chart b) Scattergram c) Line graph d) Bar graph 21) Something that could cause harm to someone or damage something is a.... a) risk b) variable c) hazard d) method

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