Derive from the order-of-magnitude equations for the planck epoch the energy density during the planck time: rho_p = c^7 / ( h_bar * g^2 )

if you answer my question i will answer yours

the simple machine has three main features. they are:

fulcrum is the center point or pivot point of the machine. effort is input force/ applied force. load is external force/ output.

the keisha 's machine labels are

x : load

y: fulcrum

z: lever

c because the action was the roller coaster reaches bottom of hill (action) reaction would be blood tends to drain away from head

hope this !

answera compound;