What makes peat a nonrenewable energy resource?
a. it can be replenished within a person’s lifetime.
b. when burned, it contributes to global warming.
c. it takes much longer than a lifetime to form.
d. when burned, it adds pollutants to the air.

How does secondary succession differ from primary succession?

Drag each description to the correct location on the image. not all descriptions will be used. describe the parts of a comet. the frozen part of the comet the atmosphere of gases and dust formed when the nucleus vaporizes tail made of small, solid dust particles tail made of ions that appears to point away from the comet's orbit

In one or two well-crafted paragraphs in your laboratory journal, summarize the process in which normal cells become cancer cells. your paragraph(s) must include each of the terms listed below. underline each term in your writing: