Chemistry, 03.11.2019 21:31 jentho2012
14. we can see objects when the light reflected from the object falls on our eyes. why can’t walls act as mirror even when the light is reflected through the walls and reach our eyes?
15. how long does it take the light from the nearest star other than the sun to reach earth?
(timss)
a. less than 1 second
b. about 1 hour
c. about 1 month
d. about 4 years
16.a refracting telescope uses a concave and a :
a. concave mirror
b. convex lens
c. both a and c
d. convex mirror
Answers: 1
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Why are people not able to skip a dive to the deepest part of the ocean
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Ahelium balloon contains 16.9 l of helium at stp. how many atoms of helium are in the balloon
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Which factor is likely to impact the possible number of compounds? presence of unlimited number of elements in the periodic table the inability of atoms to align perfectly with other atoms the ability of all elements to react with every other element all elements being equally reactive
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14. we can see objects when the light reflected from the object falls on our eyes. why can’t walls a...
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