What can geologists learn about the interior of earth from rock samples?

I think Geologists have used two main types of evidence to learnabout Earth's interior: direct evidence from rock samples and indirect evidence from seismic waves. The geologists in Figure 2 are observing rock on Earth's surface.

1. when the tempature rises,your sweat glands and then springs into action making perspiration. some sweat evaporates with your skin taling heat with it.2.some of the blood pumped by the heart travels by your lungs to get rid of carbon dioxide and pick up oxygen.3.saliva produces by, you drinking water which saliva is 98% of. when mucus builds up in your body it also creates saliva as well as, antibacterial compunds.4.when the core body tempature drops, the shivering reflex is triggered to maintain homeostasis. for example: when you get out the pool you start to shiver because it is cold.

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