Composite volcano magma contains more silica, SiO 2, than that of a shield volcano and is therefore stickier (more viscous).This stickiness plugs up the volcano, causing pressure to build-up. The result is an explosive, dangerous eruption.omposite volcano magma contains more silica, SiO 2, than that of a shield volcano and is therefore stickier (more viscous).
Historically, in North American banking, the prime rate was the actual interest rate, although this is no longer the case. The prime rate varies little among banks and adjustments are generally made by banks at the same time, although this does not happen frequently. The prime rate is currently 3.25% in the United States and 2.85% in Canada.
It is the fifth month in a row the RBA has left the cash rate on hold. In a widely expected decision, the Reserve Bank has kept the official interest rate on hold at the record low level of 2 per cent, but the accompanying statement shed very little light on the Bank's future intentions.t's currently trading at 71.15 US cents. It is the sixth month in a row the Reserve Bank has had the cash rate at 2 per cent, with most economists expecting no change until the first half of next year at the earliest.