1.8x 10^4
This is 18000 expressed in scientific notation.
Correct answer: a) True.
In fact, the soil at the poles consists mainly of snow. Snow has an albedo of 90%: albedo is the fraction of light (and so, of energy) that is reflected back to the space. This means that at the poles, about 90% of the light is reflected back to the space, while only 10% is absorbed.
When the current flow ceases, the magnetic flow also decreases
Answer:
Option B
Explanation:
The butter forms a new arrangement of atoms i.e from solid to liquid
