Answer:
one is made of silk and one is made from branches and anything to keep it together and for padding
Explanation:
the spider makes the webs out of silk and it traps anything that goes through it. the birds make the nests from branches and litter.
Answer:
So where does the mass come from? The mass of a tree is primarily carbon. The carbon comes from carbon dioxide used during photosynthesis. During photosynthesis, plants convert the sun's energy into chemical energy which is captured within the bonds of carbon molecules built from atmospheric carbon dioxide and water.
Explanation:
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We need blood because it carries oxygen and helps us sustain life. The organ that pushes blood through the body is the heart.
Answer:Student 4
Explanation: Because if the mountain lions, coyotes, and bobcats decrease they arent enough to prey on the deer which causes the deer population to be able to reproduce over time.
Answer: placer mining
Explanation: g.o.o.g.l.e is a very great thing