These form under water at most convergent boundaries? ? ? due in 20 minutes

In the reaction between a crushed antacid tablet and vinegar what gas is emitted

How does the viscosity of magma change as magma cools?

Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what  most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.