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Physics Homework

Describe the changes involved in the way energy is stored when a system changes

an object projected upwards
a moving object hitting an obstacle
an object accelerated by a constant force
a vehicle slowing down
bringing water to a boil in an electric kettle
Original post by Harry.Y
Describe the changes involved in the way energy is stored when a system changes

an object projected upwards
a moving object hitting an obstacle
an object accelerated by a constant force
a vehicle slowing down
bringing water to a boil in an electric kettle



I don't have much time, so I'll try to answer these quickly (So don't take my answers very seriously as they might be wrong )

Here are my attempts to answer:

Spoiler

Reply 2
Original post by AlphaZenix
I don't have much time, so I'll try to answer these quickly (So don't take my answers very seriously as they might be wrong )

Here are my attempts to answer:

Spoiler




Thanks :smile:
Do you think you could help with mine?

Original post by Harry.Y
X


A violinist is practising in a village hall. Her teacher sits at the back of the hall to listen. What medium do the sound waves produced by the violin travel through to reach her teacher?

Thanks in advance if you can :smile:
Reply 4
Original post by laurawatt
Do you think you could help with mine?



A violinist is practising in a village hall. Her teacher sits at the back of the hall to listen. What medium do the sound waves produced by the violin travel through to reach her teacher?

Thanks in advance if you can :smile:


I do not know , sorry
Original post by laurawatt
Do you think you could help with mine?



A violinist is practising in a village hall. Her teacher sits at the back of the hall to listen. What medium do the sound waves produced by the violin travel through to reach her teacher?

Thanks in advance if you can :smile:


Are you serious or just a troll?

http://www.bbc.co.uk/schools/gcsebitesize/science/aqa/waves/soundandlightrev1.shtml

Extract from second paragraph in: "Sound waves can only travel through a solid, liquid or gas."

The clue is in the last word.
(edited 6 years ago)
Original post by uberteknik
Are you serious or just a troll?

http://www.bbc.co.uk/schools/gcsebitesize/science/aqa/waves/soundandlightrev1.shtml

Extract from second paragraph in: "Sound waves can only travel through a solid, liquid or gas."

The clue is in the last word.


Whoops! Thanks - brain fart
Original post by Harry.Y
Thanks :smile:


Welcome :smile:

Spoiler

Reply 8
Original post by AlphaZenix
Welcome :smile:

Spoiler




I have no idea :smile: but im thankful
Reply 9
Sorry to butt in but kinetic energy is not a type of STORED energy. Energy is stored as GPE, Elastic, chemical etc. So please do not write kinetic energy!
Reply 10
Original post by MrMOI
Sorry to butt in but kinetic energy is not a type of STORED energy. Energy is stored as GPE, Elastic, chemical etc. So please do not write kinetic energy!


So what do you think?

Describe the changes involved in the way energy is stored when a system changes

an object projected upwards
a moving object hitting an obstacle
an object accelerated by a constant force
a vehicle slowing down
bringing water to a boil in an electric kettle

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