Answer:
You must write an article if you think there is a link between it asteroid impact and a dinosaur's extinction. explain the correlation between the two events I'm provide evidence within the article that you write that supports your claims.
6.4*10^10 is the answer in scientific notation
The purpose of an inclined plane is to reduce force.
Dichloromethane/ethanol solvent mixtures are substances composed of compounds that has a very high volatility. The higher the volatility of the substances, the faster it is for them to vaporized.
If we leave the solution or the mixture uncovered then, it is easier for the vapors produced to escape the system to the atmosphere.
Photosynthesis is commonly understood as converting light energy to chemical energy. So, C would be the correct answer.