The States of Matter and Heat Capaciy (Leaving Cert Physics): Flashcards
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Practise the cards
13 cards from this deck
Three main physical states of matter
Three main physical states of matter
Solid, liquid, gas
Particle arrangement in solids
Particle arrangement in solids
Tightly packed in highly organised structure
How solid particles move
How solid particles move
Vibrate around fixed positions
How liquid particles move
How liquid particles move
Slide freely around each other
Shape property of liquids
Shape property of liquids
Take the shape of their container
Why gases are much easier to compress
Why gases are much easier to compress
Large distances between particles
Avg speed of air particles at 15°C
Avg speed of air particles at 15°C
≈500 m/s
Heat capacity definition
Heat capacity definition
Energy needed to raise object temperature by 1 K
Heat capacity formula
Heat capacity formula
Specific heat capacity definition
Specific heat capacity definition
Energy to raise 1 kg of substance by 1 K
Specific heat capacity formula
Specific heat capacity formula
Water's specific heat capacity (J kg⁻¹ K⁻¹)
Water's specific heat capacity (J kg⁻¹ K⁻¹)
4180
Why metals heat up and cool down quickly
Why metals heat up and cool down quickly
Low specific heat capacities