1. which of the following explains why a bicycle uses the pedals as a lever to move the heavy rider along the sidewalk?
a. reduces the effort force
b. increases the effort force
c. reduces the resistance force
d. increases the resistance force 2. the mechanical advantage of a compound machine is related to the mechanical advantage of all the simple machines involved.
true
false

more than, less

less than, more

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.