Answer:
D) What is the best amount of sunlight for mustard plants.
Notice she changes how much light each plant is exposed to.
Explanation:
Answer:
Explanation:
It is estimated that the Precambrian Era lasted between 3.9 and 4 billion years. Many scientists believe that this era accounts for 90 percent of the world's history.
When water freezes(ice) it expands slightly
think ice cube tray, and why the amount of ice you get is more than the amount of water you put in<span />
The answer is to produce wood and paper products :)