PLEASE HELP ME If all the objects have around the same mass, which of the following objects has the most gravitational potential energy?
Question 4 options:

a chair set on the ground

a book on a high shelf on the first floor of a house

a ball stuck on the roof of a two-story house

a cat investigating a basement

What is the correct answer for the process of water eroding soil? rills, sheet erosion, gullies sheet erosion, rill, gullies gullies, rills, sheet erosion sheet erosion, gullies, rills

Identify the composition of oceanic and continental crystal rocks. in a model of earth’s interior, where would these rocks appear?

Ineed to get this test done which of the following statements is correct in hour our immune system responds to a potential pathogen? a.) the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. b.) b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c.) the adapted immune system will call on the innate immune system to destroy the pathogen. d.) the t-cells in the adapted immune systems are the first to recognize the pathogen