Answer:
A flat line
Explanation:
Over time if there is no movement a line would be flat. If you need more clarification please comment and I will help you. :)
3. naturally occurring
4. fossilized plants or air bubbles ( probably the plants tho)
5. increased
6. the green house effect occurs naturally, it is being polluted both naturally and unnaturally, the unnatural pollution is contaminating our 'greenhouse" and that is horrible.<span />
Answer:
Cheap and great environment/nutrients
Explanation:
Petri Dishes are filled with nutrients and a bacteria specific surface to promote quick and visible grow
Answer:
mobile sources – such as cars, buses, planes, trucks, and trains.
stationary sources – such as power plants, oil refineries, industrial facilities, and factories.
area sources – such as agricultural areas, cities, and wood burning fireplaces.
Explanation:
