What is the correct equation for density?, Density = mass × volume, Density = mass ÷ volume, Density = volume ÷ mass, Density = mass ÷ weight, The unit of density is:, kg, m³, kg/m³, N/m³, A block has a mass of 200 g and a volume of 50 cm³. What is its density?, 0.25 g/cm³, 2 g/cm³, 4 g/cm³, 10 g/cm³, Which piece of equipment is used to measure the mass of an object?, Measuring cylinder, Ruler, Balance, Thermometer, How is the volume of a regular solid best measured?, Using a measuring cylinder, Using displacement, Using a ruler and calculation, Using a balance, Which formula is used to calculate the volume of a rectangular block?, length + width + height, length × width × height, mass ÷ density, density × volume, Which method is used to find the volume of an irregular solid?, Ruler method, Displacement using water, Weighing method, Stopwatch method, Why should you lower an object gently into the measuring cylinder?, To prevent water heating, To avoid splashing water out, To increase accuracy of mass, To change the density, A stone causes the water level in a measuring cylinder to rise from 40 cm³ to 65 cm³. What is the volume of the stone?, 25 cm³, 40 cm³, 65 cm³, 105 cm³, Which piece of equipment improves the accuracy of volume measurements?, Beaker, Measuring cylinder, Test tube, Balance, What should you do to reduce error when reading the water level?, Read from above, Read from below, Read at eye level from the bottom of the meniscus, Shake the cylinder, If an object sinks in water, what does this tell you about its density?, It is less dense than water, It has no density, It is the same density as water, It is more dense than water, Why might air bubbles affect the result when measuring volume by displacement?, They increase mass, They decrease mass, They increase measured volume, They change the density of water, A metal cube has a density of 8 g/cm³. What is its mass if the volume is 2 cm³?, 4 g, 6 g, 10 g, 16 g, Which variable is the dependent variable in the density practical?, Mass, Volume, Density, Shape, Which graph is typically plotted in the density practical?, Density against mass, Volume against density, Mass against volume, Time against mass, What does the gradient of a mass–volume graph represent?, Volume, Mass, Density, Weight, Why is water used in the displacement method?, It has no mass, It is easy to see, It flows easily and has a known density, It changes shape, Which safety precaution is most important in this practical?, Wear gloves, Wear goggles when using glassware, Use a heatproof mat, Turn off electricity, Which conclusion is correct if two objects have the same density?, They have the same mass, They have the same volume, They are made of the same material, They float in water.

Density Homework

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