<u>Explanation</u>:
Consider the given function
Given that the velocity of rocket is increases at the rate of
The mass of rocket is decreasing at rate of .
Hence
Now find the rate of change of kinetic energy when and
Now consider the given equation,
Now substituting the values and
The rate at which kinetic energy changing is 25MJ
Answer:
It is not inelastic because the cookie and floor do not move away together as a unit.
Explanation:
The correct answer is <span>(a) biomass
Biomass is carbon based just like coal and oil which are bad because they're fossil fuels. However, unlike them, biomass is renewable, which is good, but is also bad for the environment.</span>
Substance is some matter (it can be solid liquid or gas) that has its own properties.. everything in this world are substances...
like for example: the bread that we consume has - wheat ..yeast.. sugar.. salt or some other substances
Because they perform different functions