Answer:
<h3>
If we add impurity into a matter then elasticity</h3><h2>May change</h2>
Explanation:
When we add impurity into a matter then elasticity of the substance increases.
Answer:
trade winds
Explanation:
In tropics regions on the lower portion of earth's atmosphere the surface winds are observed in prevailing pattern. In northern hemisphere the trade wind predominantly blows from north east. In southern hemisphere it flows from south east. Subtropical high and the equator is in between these areas.
Thus, trade wind blow between the subtropical high and the equator.
Answer:
a) 2seconds.
Explanation:
The period of oscillation will not change . It will still be 2seconds although the length was doubled to 8cm.
This is because the amplitude does not change oscillation time.