Which of the following is not one of the three types of physical processes that can cause weathering? A. biological B. cultural C. chemical D. physical

The answer is c, i, iii, and iv. this is because farming and mining deal with harvesting raw materials, construction work falls under manufacturing, and piloting a plane is a service. ii is wrong because making bread is using  raw materials to produce goods, which would fall under the secondary sector, not primary.

The correct answer is (a.) in the coming years, the reyes family will save money because solar power requires little maintenance, and the energy used is free.

B. the west has a variety of climates and many different biomes