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Questions (12)
A stone is dropped from peak of the hill. It covers a distance of 30 metres in the last second of its motion. Find the height of
4 answers
1,036 views
two metals (copper and aluminum ) were placed into two separate beakers which both contained 0.5M CaCl2. Give a detailed
1 answer
420 views
a rectangular fence is constructed that will enclose 100 ft sq of land. three sides will be built from fencing that costs 10
2 answers
586 views
find the area bounded by the curve f(x) =-x^2 +6x -8 and the x axis using both left endpoint and right endpoint summation.
1 answer
386 views
A certain star is 10.9 light-years away. How long would it take a spacecraft traveling 0.960c to reach that star from Earth, as
2 answers
623 views
determing concentration by spectroscopy lab discussion?
1 answer
337 views
I read Soldier Home by Ernest Hemingway and found two reasons to prove that it is important from 1865 to present time and they
1 answer
531 views
Why is it impossible for a material to have an index of refraction less than one
1 answer
443 views
Explain how you can tell the following statement is false
A neutron was moving in a circle while speeding up. As a result, gamma
1 answer
417 views
Explain how you can tell the following statement is false
A neutron was moving in a circle while speeding up. As a result, gamma
1 answer
433 views
how many grams of iron are needed to react with 31.0L of chlorine gas at STP to produce iron(III) chloride?
3 answers
1,439 views
if your mother doesn't like you to watch any television. your father thinks you should be allowed to watch as much television as
2 answers
577 views
Answers (4)
no idea
please explain its answer in a proper way
A rescue helicopter drops a package of emergency ration to a stranded party on the ground. If the helicopter is travelling horizontally at 40m/s at a height of 100m above the ground, what are the horizontal and vertical component of the velocity of the
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