A good model of the cell membrane would be

A. a chain link fence.

B. a film of food wrap.

C. a wall of stones and mortar.

D. a river with objects floating in it.

What causes the electric charges to flow from one end of the battery to the other? a balance in electric potential a balance in resistance a difference in electric potential a difference in resistance

How do fission nuclear reactions differ from fusion nuclear reactions? A. Fission reactions involve the conversion of matter into energy, but fusion reactions do not. B.

Two people are pushing a couch from opposite sides. one person pushing to the right with a force of 3 N. the other person pushes to the left a force of 4 N.

What other uses does petroleum have besides being used for fuel and lubricants

What is the difference between resistance and resistivity

A crude approximation for the x component of velocity in an incompressible laminar boundary layer is a linear variation from u = 0 at the surface (y = 0) to the freestream velocity, U, at the boundary-layer edge (y = δ).

Why did dad leave mom?

Sal drew the electron dot diagram of an aluminum atom as shown. How should Sal correct his diagram? He should add five more dots so that the atom obeys the octet rule. He should add ten more dots so that all thirteen electrons are shown.

What uses electricity

How do the elements in the Noble Gas family compare?