Every 10 years the is conducted , following by the process of where the seats in the house of representatives are divided up among the 50 states

The word "census" should be in the first blank. the word "apportionment" should be in the second blank.

The census is a way for the federal government to get information on how many citizens there are per state, their ethnicities, and other important demographic information. This information is then used to determine representation in the House of Representatives. This is because the number of representatives a state has in this house of Congress depends on their population. The bigger the population, the more representatives. The policy of dividing up these representatives is called apportionment.