5 points An upward force of 150 N is applied to a box weighing 70 N. Which of the
below is the free-body force diagram for this situation?

Global warming was a major concern some people do not care global warming is fake it is not real the percentage of it happening  is slight 

How is it possible that phylogenies based on sequences from nuclear genomes and organellar genomes (i.e., chloroplasts and mitochondria) from the same group of species yield phylogenetic trees with different branching orders?   answer :   the genome of the endosymbiont is more closely related to members of the group in which it originally evolved, while the nuclear genome of the engulfing organism has its own evolutionary trajectory.

An em wave does not require a medium, while a mechanical wave does.