The population of Oregon which is given above may also be expressed in scientific notation as,
4 x 10^6
The magnitude of this number is the exponent of 10 in the scientific notation. Thus, the answer is letter "B. 6".
Lava cools more rapidly above ground than it does underground because it's much colder above ground than it is underground, speeding up the process.
Think about it this way: If you put a cup of water in two freezers, and Freezer A had a lower temperature than Freezer B, the water in Freezer A would freeze quicker because it is in a colder environment. Hope this helps!
Answer:
d.
Explanation:
Nuclear energy can create a safer environment for humans.
It can produce electricity.
It releases less radioactivity into the atmosphere than burning coal.
However I found nothing on if it reduces the use of fossil fuels, but in the future it could replace them alongside possibly renewable energy, so take the answer piece of cake.
Kelvin is the system of units usually used for physical sciences.