The answer would be C valleys formed by a glaciers.
You could have made sure the books were the same weight and your friends could have done it at the same time as you
Answer:
universe galaxy big bang solar system
Explanation:
Answer:

Explanation:
Plants, algae, and some kinds of bacteria have the ability to photosynthesize. They have special organelles called chloroplasts.
These organelles are the site of <u>photosynthesis</u>. They contain green pigment known as chlorophyll which can capture sunlight. The light energy plus carbon dioxide and water are converted into glucose and oxygen.
The glucose becomes the organism's food and energy source, but the oxygen is just released as a waste product.