Answer:
2. The US uses far less renewable energy than most other countries.
Explanation:
US uses very less renewable entgy in comparison to other countries because of several reasons such as:
- overall cost of renewable energy is very high.
- limitations to geography.
- can cause pollution, such as biomass.
- fossil fuels are more reliable as do not depend on other environemntal fluctuations such as solar light.
Hence, the correct option is 2.
Answer:
Scientists consider phylogenetic trees to be a hypothesis of the evolutionary past since one cannot go back to confirm the proposed relationships.
Explanation:
Basically it is a hypothesis from before hypothesis actually were called hypothesis
