The ortiz family will travel round-trip from indianapolis to denver this summer. the driving distance between the two cities is 1,058 miles. they need to find out about how much the gas will cost round trip. their car gets about 20 miles per gallon. they usually spend about $2.89 per gallon.

reduce the friction between its moving parts

step-by-step explanation:

in fact, by reducing the friction between the moving parts of the machine, it is possible to reduce the energy wasted due to this friction; therefore, more input energy is converted into useful work, and this will improve the efficiency of the machine.