melody tuition slides: physical properties of matter (secondary 1, the singapore syllabus)
TRANSCRIPT
Melody Tuition ScienceSecondary 1
Physical Properties of Matter
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The Singapore Syllabus
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
Ability to bend or stretch without breaking
Flexibility
Ability to withstand scratches
Hardness
Temperature when solid changes state to liquid
Melting Point
Temperature when liquid changes state to gas
Boiling Point
Ability to support a heavy load without breaking
Strength
Heat conductor
Conductivity
Electrical conductor
Density = mass divided by volumeLet’s examine Density
Can be found using an electronic balance
Mass
Can be found using these methodsVolume
Density, not weight, determines whether objects sink or float.
How can a ‘heavy’ boat float?