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Class 9 · Science
→If a student is testing the effect of light which factor should be changed?
Class 9 · Science
→Which hypothesis clearly states both cause and result?
Class 9 · Science
→What should be done if the result does not support the hypothesis?
Class 9 · Science
→In an experiment on the effect of fertiliser which would be the control group?
Class 9 · Science
→What is the purpose of a control group?
Class 9 · Science
→When should data be recorded during an experiment?
Class 9 · Science
→What should be kept the same while testing the effect of water amount on plants?
Class 9 · Science
→In the same experiment what is the dependent variable?
Class 9 · Science
→A student tests whether sugar dissolves faster in hot water. What is the independent variable?
Class 9 · Science
→Which phrase is useful while forming a hypothesis?
Class 9 · Science
→Which statement is a correct hypothesis?
Class 9 · Science
→What problem occurs if several factors are changed at the same time?
Class 9 · Science
→How many independent variables should usually be changed in a fair experiment?
Class 9 · Science
→What are controlled variables?
Class 9 · Science
→Which statement correctly describes the relationship between a hypothesis and an experiment?
Class 9 · Science
→What is the main difference between a hypothesis and a conclusion?
Class 9 · Science
→What is used to measure liquid volume in an experiment?
Class 9 · Science
→Which instrument is suitable for measuring length in an experiment?
Class 9 · Science
→Who can repeat an experiment?
Class 9 · Science
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