Melody Tuition Slides: Physical properties of matter (Secondary 1, The Singapore Syllabus)
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Transcript of Melody Tuition Slides: Physical properties of matter (Secondary 1, The Singapore Syllabus)
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Melody Tuition ScienceSecondary 1
Physical Properties of Matter
Material belongs to Melody Ching. Reproducible by permission.contact her at www.melodytuition.comemail: [email protected]
The Singapore Syllabus
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Physical properties
Touch
See Hear
Measure
Feel
Smell
Gold is shinyMetal is sonorous
The ceramic pot is hard
The temperature is high
Acid smells sour
Rubber bends
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Ability to bend or stretch without breaking
Flexibility
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Ability to withstand scratches
Hardness
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Temperature when solid changes state to liquid
Melting Point
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Temperature when liquid changes state to gas
Boiling Point
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Ability to support a heavy load without breaking
Strength
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Heat conductor
Conductivity
Electrical conductor
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Density = mass divided by volumeLet’s examine Density
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Can be found using an electronic balance
Mass
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Can be found using these methodsVolume
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Density, not weight, determines whether objects sink or float.
How can a ‘heavy’ boat float?