At the top of its swing a Pendulum has (zero/all) kinetic energy

What is important to study for nios grade 12 chemistry? i have only one month left.

Five students had to answer the question how are elements arranged in a periodic tabledamon: i think the elements are arranged by increasing massflo: i think the elements are arranged according to their properties sienna: i think the elements are arranged by when their discovers kyle: i think the elements are arranged according to how common they areglenda: i don't agree with any of themwho is right

How have the greenhouse gasses increased from the year 2000 to 2018