Answer:
A.)
Explanation:
Because you didn't add anything or take anything away.
Answer:
Wind turbines are a source of clean renewable energy, but some people who live nearby describe the shadow flicker, the audible sounds and the subaudible sound pressure levels as "annoying." They claim this nuisance negatively impacts their quality of life
Explanation:
temperature can cause change of state of a substance and change of state is a physical change. A physical change simply put is a change that isn't permanent...a change that can be reversed. the change of state of a substance is a physical change because addition of heat or a rise in temperature makes a solid melt and the removal of heat turns it back to solid
Answer:
The value is
Explanation:
From the question we are told that
The power output is
The mass of the steel is
The temperature of the water is
The time take is
Generally the quantity of heat energy given out by the electric stove is mathematically represented as
=>
=>
This energy can also be mathematically represented as
Here is the specific heat of stainless steel with value
tex]c_s[/tex] is the specific heat of water with value
m_w is the mass of water which is mathematically represented as
=>
So
converting to