Which volcano type is composed mostly of pyroclastic debris and lava flows?

Suggest two reasons why irrigation is important for human development of the desert (4 marks)

Acharreadas is a popular mexican thing where people display varying skills of horsemanship much like what events in the united states?

Look at the diagram showing the different wavelengths in sunlight. which statement describes electromagnetic waves with wavelengths greater than 700 nanometers? they take the form of heat. they can cause skin cancer and sunburn. they are some of the shortest waves. they can be seen by human eyes as visible light.