How is chemical weathering different from physical weathering? (1 point)
• Chemical weathering results in the breakdown of rock, while physical weathering does not.
• Chemical weathering involves plants and animals, while physical weathering does not.
• Chemical weathering forms new substances, while physical weathering does not.
• Chemical weathering requires a reaction with water, while physical weathering does not.
Chemical weathering forms new substances, while physical weathering does not.
What are two examples of chemical weathering? (1 point)
O exfoliation and hydrolysis
• oxidation and frost wedging
• hydrolysis and oxidation
• abrasion and carbonation
Hydrolysis and oxidation.
Since the 1700s, petroleum has been used as fuel for boats, cars, buses, and trains. In addition to this, petroleum is also used to create plastic products. Billions of barrels of petroleum are used every year for these purposes. Meanwhile, the creation of petroleum takes hundreds of millions of years.
What can you conclude about petroleum from the information given in the passage?
(1 point)
• Petroleum will never run out.
• Petroleum is created using vehicles like boats and cars.
• Petroleum is a nonrenewable resource.
• Petroleum, like metal ore, requires heat and pressure to be made.