What are the two main reactions of photosynthesis

a chair, a bed, and a toothbrush

explanation:

i was told this before by a teacher, so yeah

as many times as you want

here is the answer

water, ice, acids, salts, plants, animals, and changes in temperature are all agents of weathering. weathering is the breaking down or dissolving of rocks and minerals on earths surface. once a rock has been broken down, a process called erosion transports the bits of rock and minerals away.