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What is specific heat capacity?
Specific heat capacity tells you how muck energy stuff can store.
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explain how heating a pan of boiling water doesn't increase the tepmerature?
because it changes state from a liquid to a gas.
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what is specific latent heat?
slh is the energy needed to change its state.
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briefly describe how heat is transferred through A)conduction B)convection
A) conduction oh heat is the process where vibrating particles pass on kenetic energy to nabouring particles B)convection occours when the more energetic paricles move from the hotter reaction to the cooler reigion-and take heat with them
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2 ways of saving money in the house
insulating your house saves energy and money thgermograms shows where your house is leaking heat.
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breifly describe what happens to a wave when it is (deflected) (reflected)
a)deffraction-waves spreading out B) refraction changing speed of a wave can change its direction
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describe how lazers are used in cd players
cd players use lasers to read digital information
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explain how infrered radiationis used to control electronic equiptment
remote controls emit pulses of IR to control electronic devises **** as tvs or dvd players
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advantages and disadvantages of using DAB
advantages) the signal is clearer and you can listen to music better disadvantages) not everywhere is coverd by DAB transmitters
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the diffrence of analogue and digital signals
analogue signals vary but digital's just on and off
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why are CFC so bad
studies led to conferm that cfcs were causing the depletion of the ozone layers
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two waves that cause earth quakes
pwaves and swaves
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Other cards in this set

Card 2

Front

explain how heating a pan of boiling water doesn't increase the tepmerature?

Back

because it changes state from a liquid to a gas.

Card 3

Front

what is specific latent heat?

Back

Preview of the front of card 3

Card 4

Front

briefly describe how heat is transferred through A)conduction B)convection

Back

Preview of the front of card 4

Card 5

Front

2 ways of saving money in the house

Back

Preview of the front of card 5
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