During Earth's history, what was the effect of photosynthetic bacteria removing mass amounts of carbon dioxide from the atmosphere?
Select one:

They increased the average temperature on Earth.

They caused sea levels to rise.

They decreased the amount of oxygen in the atmosphere.

They triggered an ice age.

Use this diagram of an animal cell to answer the question. where does the first stage of cellular respiration occur? w x y z

Now it's your turn to investigate human impact around the world. grab your virtual lab coat and put on your environmental science hat. you will be taking a trip around the globe to explore three locations. at each location, you will investigate the cause and effect relationships of deforestation, desertification, and urbanization. you will also gather evidence of how these factors have impacted the environment over time

What best describes the dropping height of a ball that bounces back up to a height of 45 cm