Sound waves move the slowest through which medium? water ice air wood

Athermometer is placed in water in order to measure the water’s temperature. what would cause the liquid in the thermometer to rise?

Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.

Asap many people try to eliminate fat from their diets which is one reason it is necessary for humans to eat fat a) fat is the only way to get energy b) every cell in the body must contain fat c)fat stores less energy than polysaccharides d) saturated fats make blood vessels healthier