Which of the following is an agent of erosion?

pressure
acid rain
heat
gravity

Which gas found in the earth's atmosphere greatly impacts the daily range of temperature on earth. a) oxygen b) hydrogen c) nitrogen d) water vapor

Which is not a type of symmetry? a. asymmetryb. radial symmetryc. bilateral symmetryd. lateral symmetry

What is the correct order of cell division? include what happens in each phase