In terms of matter and resources, Earth is essentially a(n) system ; in terms of energy, Earth is a(n) system.

4. if you were an astronaut on the moon, what would you experience? what would you see from your perspective?

Large electric fields in cell membranes cause ions to move through the cell wall. the field strength in a typical membrane is 1.0 x 10 7 n/c. what is the magnitude of the force on a calcium ion with charge +e? what is its acceleration? is it possible for a particle with the same charge as as calcium to have a different acceleration if placed at this location? what would change the acceleration: mass of the particle? diameter of the particle?

Sunidhi made a study chart about changes in states of matter. which headings best complete the chart?