most of a atoms mass is in the nucleus of the atom:) hope this helps you
Answer:
the answer is differences in heating = C
Explanation:
B.
Homogeneous means one mixture, so like salt water. It looks like one mixture.
Heterogenous means different mixture. Comparable to a bag of Chex mix. So if the magnet can attract the pieces of Iron, it has to be a separable mixture. Compounds would require a chemical reaction to separate.
Answer:
a, e, f, g
Explanation:
e. An increase in the number of predators in a community correlates with a decrease in the number of grazers (sea urchins in this case).
a. Species diversity generally increases in marine reserves.
f. Organism size increased by about 30% after the establishment of this reserve.
g. Kelp forest recovery in marine reserves is likely due to an increase in predators.