What are some things that cause physical weathering of rocks?

What is the approximate circumference of the circle shown below? 12.2 cm

Me answer as many as you can what percentage more of water is used to provide us with electricity versus for irrigation? do we use more freshwater in our homes or to provide us with electricity?

Hey this is extremely !international aid debate for geography 10 will mark de brainliest! questions are down below plz put an answer and evidence for it. q1: what are the problems with international aid? q2: what are the alternatives to international aid? q3: what do you think is the best approach to offer international aid? ( answer these questions with credible answers and evidence)