Which words in the sentence make up the entire participial phrase?
the stack of papers fell, covering the office floor with notes and memos.
a. stack of papers
b. the stack of papers fell
c. covering the office floor
d. covering the office floor with notes and memos

You are given a vector a = 125i and an unknown vector b that is perpendicular to a. the cross-product of these two vectors is a × b = 98k. what is the y-component of vector b?

Why are graphs useful when interpreting data

Match each vocabulary term to its definition. 1. electrons neutral subatomic particles found in the nucleus of the atom 2. neutron lowest energy position of an electron in an atom 3. photon the path of an electron around the nucleus of an atom 4. ground state negatively charged, subatomic particles 5. protons packet of energy of specific size 6. element substance with only one type of atom 7. orbital positively charged, subatomic particles found in the nucleus of the atom