When 150 joules of work is done on a system by
an external force of 15 newtons in 20. seconds,
the total energy of that system increases by
(1) 1.5 x 10
(3) 3.0 x 10)
(2) 2.0 x 10-
(4) 2.3 x 103]

a high pressure system is a dense air mass that is usually cooler and drier than the surrounding air. a low pressure system is a less dense air mass that is usually wetter and warmer than the surrounding air.

in general, areas that experience high atmospheric pressure also experience fair weather. low pressure systems can cause the formation of clouds and storms. air usually flows from areas of high pressure to areas of low pressure..

which piece of furniture will have the most inertia and give the furniture movers the most difficulty in moving?  

answer

a 75kg dining table