
Molecules and matter P6
Quiz by Horia
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36 questions
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- Q1Density (kg/m^3)mass (kg) x volume (m^3)mass (kg) / volume (m^3)30s
- Q2Densityvolume per unit massmass per unit volume30s
- Q3Measuring the density of an irregular solid objectMeasure the dimensions, calculate volume, measure mass. Mass / volumeMeasure the volume using a eureka can (volume of water displaced = volume of object). Mass / volume30s
- Q4Measuring the density of a regular solid objectMeasure the dimensions, calculate volume, measure mass. Mass / volumeMeasure the volume using a eureka can (volume of water displaced = volume of object). Mass / volume30s
- Q5How to calculate the density of a liquid?Measure the mass of an empty beaker, then the beaker with the liquid. Measure volume. Mass / volumeMeasure the mass of an empty beaker, measure volume. Mass / volume30s
- Q6What is a physical change?Easily reversible, state changeIrreversible, chemical reaction30s
- Q7When liquid changes into solidmeltscondensesfreezes30s
- Q8When liquid changes into gascondensesvaporises (evaporates / boils)freezesmelts30s
- Q9When gas changes into liquidmeltsfreezescondenses30s
- Q10When solid changes into liquidfreezesmeltscondenses30s
- Q11When gas changes into liquidmeltsfreezescondenses30s
- Q12The mass of a substance is _____________ as the mass after the change in stateless thanthe samemore than30s
- Q13Particles in a gasare in contact with each other, can slide over each other, doesn't have its own shape and can flow, cannot be compressed as there is no space to move intoheld fixed in position, can only vibrate about their fixed positions, has its own shape, fixed volume, cannot be compressed as there is no space to move intomove quickly and randomly, particles are far apart from each other, can flow, can be compressed, no fixed shape30s
- Q14Particles in a solidmove quickly and randomly, particles are far apart from each other, can flow, can be compressed, no fixed shapeheld fixed in position, can only vibrate about their fixed positions, has its own shape, fixed volume, cannot be compressed as there is no space to move intoare in contact with each other, can slide over each other, doesn't have its own shape and can flow, cannot be compressed as there is no space to move into30s
- Q15Particles in a liquidare in contact with each other, can slide over each other, doesn't have its own shape and can flow, cannot be compressed as there is no space to move intoheld fixed in position, can only vibrate about their fixed positions, has its own shape, fixed volume, cannot be compressed as there is no space to move intomove quickly and randomly, particles are far apart from each other, can flow, can be compressed, no fixed shape30s