How does the immune system protect our body from diseases? mention the 3 lines of defenses

Name the part of the the brain labeled "e".

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box

Why is earth's outer core hotter than earth’s oceanic crust? earth’s oceanic crust is denser than earth’s outer core is. earth’s oceanic crust has lava flowing from the mantle. earth’s outer core has a composition of solid iron and nickel. earth’s outer core is deeper within earth than oceanic crust is.