For your last problem, try writing your own! Set up a beaker labeled with what is both inside and outside of the cell. Specify (as I did in the directions) what is permeable and impermeable to the membrane. Then write three questions that someone in class can try tomorrow! (Be sure you know the answers!)

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Acommon kind of mechanical weathering is called

One important development during the 3rd trimester that will insulate the infant against changes in temperature is a. the deposition of fat under the skin b. the closing of the septum between c. the atria of the heart d. the beginnings of lung functioning e. the beginnings of light and sound sensing