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Exploration Entering The World Of Secondary Science

Class 9 Science के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

ScienceWhile testing the effect of thread thickness on the load it can bear before breaking, which is the independent variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceWhile testing plant growth under different colours of light, which should be a controlled variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceThe amount of gas produced by yeast at different temperatures is measured. Which is the dependent variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceIf fan speed is changed and the drying time of a wet cloth is measured, what is the independent variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceA student investigates the effect of study time on test score. What type of variable is the test score?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceWhile testing the effect of salt concentration on whether an egg floats, which variable should be controlled?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceThe time taken by a stone to reach the ground from different heights is measured. What is the dependent variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceWhile testing the effect of ice-cube size on melting time, what is the independent variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceIf the angle of a slope is changed and the speed of a ball is measured, what type of variable is the slope angle?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceWhile testing the water absorption capacity of different brands of paper towels, what should be kept constant?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceIn an investigation, sound intensity is changed and a person's reaction time is measured. Which is the dependent variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceThe amount of water given to seeds is changed and seedling length is measured. Which is the independent variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceA student changes the distance between a magnet and iron nails and counts the nails attracted. What is the dependent variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceWhile testing the effect of temperature on the rate of evaporation, which is a suitable controlled variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceThe time of oscillation of pendulums with different lengths is measured. Which is the dependent variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceIn an experiment, the number of batteries is changed and bulb brightness is observed. What is the independent variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceIf exercise duration is changed and pulse rate is measured, what type of variable is pulse rate?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceThe wing length of a paper aeroplane is changed and its flight distance is measured. Which should be a controlled variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceThe time taken for milk to turn sour at different temperatures is measured. What is the dependent variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMediumScienceA student measures the distance travelled by a toy car on different surfaces. Which is the independent variable?Class 9Exploration: Entering the World of Secondary ScienceVariables in an experimentMedium

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