1. How do physical scientists relate energy and matter today?

Physical science is the study of matter and energy. That covers a lot of territory because matter refers to all the “stuff” that exists in the universe. It includes everything you can see and many things that you cannot see, including the air around you. Energy is also universal.

Explanation:

no simpler subs form complex ones. synthesise = make

this is an example of "committed" time.

committed time, as contracted time, takes need over essential and available time since it is seen as profitable work. it alludes to the time allotted to keep up a home and family. at the point when a man is commuting using committed time this individual may feel that the drive is an obligation to family, for example, strolling youngsters to class or driving a mate to work. contracted and committed time clients may feel that their commute could really compare to the commute of important or leisure time clients on the grounds that their commute is profitable work. in this manner, they might be more disposed to pick a mechanized method of movement.