velocity is given as
when the object reached to its turning its velocity will be zero
so it will reach its turning at two time instant
Part b)
For acceleration we know that
now at t = 2
also at t=5
Atoms of elements hook up to form molecules of compounds.
In this picture, you have 2 atoms of the element 'Hydrogen'
and one atom of the element 'Oxygen', hooked up to form
one molecule of the compound 'Water'.
The answer should be B.
The greenhouse effect is when the sun gives us the heat and since global warming is putting too much carbon dioxide into our atmosphere the heat won't be able to leave the atmosphere. Or at least most of it wont be able to leave.
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Answer:When we toss a ball into the air, its height increases and thus, its potential energy increases as well.
Explanation:Because when a ball is tossed up, its potential energy increases, reaches a maximum height and then starts decreasing as the ball falls back to the ground.
<span>Answer:
NASA in US using its super powerful telescope checks all the meteorites ,asteroids that may land on Earth. It deflects the asteroids ,meteorites from their respective path using copper ball . But it is not wholly practical as sometimes these meteorites get enter into key hole .</span>