What made the navajo code talkers so important to the u. s. war effort in the pacific?

The native languages were very foreign to the Japanese and the Germans so the Marine Corps recruited many natives to transmit secret messages. Their languages kept the Japanese from learning our plans and helped speed up the war.

The freezing point of the ice is lowered because of the rock salt which then allows the ice to observe heat from the ice cream mixture without it melting.

It’s a because it says during exercise so they are doing a athletic activity