Which of the following do skin and muscle cells NOT do? Place an “X” (click inside the yellow box, then type the letter “X”) next to any process or action skin/muscle cells do NOT do in order to stay alive: use oxygen (air)

need water

get rid of waste materials

need nutrients

repair damage

make carbon dioxide waste gas

How did planetesmals form planets? a. they broke apart into smaller chunks.b. they collided and stuck together.c. they cooled and pulled ice together.d. they began to rotate.

How many moles of carbon dioxide will form if 2.5 moles of c3h8 is burned

Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.