1) What is the variable that changes in an experiment called? a) Dependent b) Independent c) Control d) Factor 2) What is the variable that stays constant in an experiment called? a) Control b) Independent c) Dependent d) Variable e) Factor 3) What is the name of the assessment that scientists write to stay safe in an experiment? a) Hazard b) Perception c) Danger d) Risk e) Evaluation 4) Which part of this Bunsen burner can be used to change the colour of the flame? a) Rubber tubing b) Gas tap c) Air hole d) Base e) Chimney f) Collar 5) When finding the average from a set of data, what must you calculate? a) Mode b) Median c) Mean d) Middle 6) What piece of equipment would you use to measure the boiling point of a solution? a) Stopclock b) Funnel c) Bunsen burner d) Timer e) Thermometer f) Gas syringe 7) When writing a method, how must the instructions be written? a) With messy handwriting. b) In clear numbered steps. c) In a paragraph. d) With a pen. e) With poor grammar. 8) What is the name of the graph that contains categories of data? a) Scatter graph b) Line graph c) Box plot d) Bar graph 9) When drawing a data table, which variable goes on the left hand column? a) Independent variable b) Dependent variable c) Control variable d) Any variable 10) When drawing a data table, which variable goes on the right hand column? a) Control variable b) Dependent variable c) Independent variable d) Any variable 11) What is the scientific name of the 'prediction' scientists make at the start of an experiment? a) Guess b) Proposition c) Hypothesis d) Estimation 12) When a relationship exists between two variables, these variables are said to be .................... a) Related b) Correlated c) Linked d) Estimated 13) Which is an INCORRECT lab safety rule in a lab?  a) Eat food b) Tuck chairs in c) Tie hair back d) Report broken equipment e) Wear safety protection 14) What equipment would you NOT use to carry out filtration of a solution? a) Filter paper b) Funnel c) Beaker d) Thermometer 15) What equipment would you NOT use to weigh out mass of a solid? a) Distilled water b) Mass balance (scale) c) Spatula d) Weighing boat

Y7 Science - Scientific Skills

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