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Class 9 · Science
→What is the independent variable when testing the effect of temperature on ice melting?
Class 9 · Science
→What effect will using a different amount of salt in every trial have on the experiment?
Class 9 · Science
→Which variable must be kept the same while testing the effect of stirring speed?
Class 9 · Science
→In the stirring speed experiment what type of variable is dissolving time?
Class 9 · Science
→What is the independent variable while testing the effect of stirring speed on salt dissolving?
Class 9 · Science
→If one container is placed near a fan in a surface area experiment what will air speed become?
Class 9 · Science
→Which factor should be kept the same in an evaporation experiment involving surface area?
Class 9 · Science
→In the same experiment what will the amount of water evaporated after one hour be?
Class 9 · Science
→What is the independent variable when testing the effect of container surface area on evaporation?
Class 9 · Science
→Why will the conclusion be weak if the cloth in sunlight is large and the cloth in shade is small?
Class 9 · Science
→Which factor should be kept the same in a fair comparison of cloth drying?
Class 9 · Science
→What is the dependent variable in the cloth drying experiment?
Class 9 · Science
→In comparing the drying of wet cloth in sunlight and shade what is the independent variable?
Class 9 · Science
→If pot size also differs among pots containing different soils what will pot size be called?
Class 9 · Science
→Which factor should be a controlled variable in an experiment on soil type?
Class 9 · Science
→While testing the effect of soil type what type of variable will plant height gain be?
Class 9 · Science
→In which question is soil type the independent variable?
Class 9 · Science
→A student uses both different seed types and different amounts of water. What is the main problem?
Class 9 · Science
→Which factor is most appropriate to keep the same in a fair seed germination investigation?
Class 9 · Science
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