Bread is considered to be a heterogeneous mixture. It is a heterogeneous mixture because all of the components that are used to make the bread are physically separate.
Answer:
The frequency of a wave is measured in Hz (hertz)
Answer:

Explanation:
As we know by first law of thermodynamics that for ideal gas system we have
Heat given = change in internal energy + Work done
so here we will have
Heat given to the system = 2.2 kJ
Q = 2200 J
also we know that work done by the system is given as

so we have



A mass movement that involves the sudden movement of a block of material is called a B.slide.
<span>♡♡Hope I helped!!! :)♡♡
</span>
Answer:
Electric is produce by water it is very helpful in our life