Answer:
Explanation:
Environmental damage from air pollution is reduced. ... Power plants have cut emissions that cause acid rain and harm public health. ... Actions to protect the ozone layer are saving millions of people from skin cancers and cataracts. ... air quality standards set to protect public health and the environment.
Answer:
4 seconds
Explanation:
bullet flies 200m/s. thus 800m/200m=4sec
The answer is axial precession. Axial precession refers to
the very slow motion of the Earth’s axis, which almost requires twenty-six
thousand (26,000) years to complete a full rotation. This Axial Precession is
caused by the effects of gravitational pull from the Sun and the Moon towards
the Earth.