Which of the following is NOT a factor that affects the apparent brightness of a star as seen from Earth? a. how old the star is c. how hot the star is b. how big the star is d. how far away the star is ____ 86. 21. ANS: C 22.
Wikipedia defines a systems integrator as follows: âA systems integrator is a person or company that specializes in bringing together component subsystems into a whole and ensuring that those subsystems function together, a practice known as system integration.â.
Core lawn aerator attachment on a conventional front-tine garden tiller. A lawn aerator is a garden tool or machine designed to create holes in the soil in which lawn grasses grow. In compacted lawns, aeration improves soil drainage and encourages worms, microfauna and microflora which require oxygen. 1 Lawn problems.