Which of the three states of matter has the highest density?
a: solid
b: liquid
c: gas

Which feature indicates that mars resides in the inner region of the solar system

Daughter element the new element produced along with a decay particle in a nuclear transmutation 2. half-life the substance that decays in a nuclear transmutation 3. parent element the change of one chemical element into another by nuclear decay or radioactive bombardment 4. transmutation the time required for the decay of one-half of the atoms in a sample of radioactive material

Another word for electromagnetic energy is a. heat b. force c. matter d. radiation