Recent observations indicate that the universe is expanding faster today than it was a few billion years ago (that, in other words, the expansion of the universe is accelerating.) What kind of observations have led astronomers to this surprising conclusion

this isn't the answer but they're the graphs

1/0.14nm = 10^10/1.4 a lot

laticia draws the diagram below to show earth’s magnetic field.

answer

the arrows to the right of earth should point up.

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).