Help me please Will give brainliest

Angle I in the picture below is the angle of...

Select one:
a. refraction.
b. inversion.
c. reflection.
d. incidence.

Much of the general structure and physical properties of the interior of the earth are inferred from: a)deep oil and gas bore holes b)geologic investigations c)analysis of seismic waves d) study of volcanoes

Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.

How many grams of iron can be made from 16.5 grams of fe2o3