If the nearest star in our galaxy is 4.3 light-years away, then – a
The star is 4.3 million AU away
b
The light we see left the star 4.3 years ago
c
The star is 4.3 x 1011 km away
d
The star formed 4.3 billion years ago

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

Apair of fruit flies reproduces and has 1,000 offspring. all 1,000 of the offspring have the alleles gg. what is the most likely combination of alleles for each parent

Explain how the political influence of african americans leaders became weaker.