Please answer asap Which of the following is an example of physical weathering?
Acid rain reacting with rocks.

Animals burrowing in the ground which causes rocks to become exposed and then weathered away by other elements like wind.

Plants that produce acid and slowly wear the rocks down.

Rocks that contain iron and react with oxygen and water which causes rocks to turn a red color.

Imagine that certain laws of physics could be ignored and you were able to travel vast distances in moments. now imagine that you traveled to an earth-like planet located light-years away that is known to support life. think about what you’ve learned in this unit and make an argument for what you think would be the dominant type of life form on this planet. consider whether a notochord is required for an organism to manipulate its environment and become a dominant creature.

If animal agriculture was eliminated, how much grain would become available for human consumption?

Will give ! ! widentify the advantages and disadvantages of renewable and nonrenewable energy resources.