If nerves can sense pressure, then what can sense pressure? Answer choices: - thermometers - pressure cookers - sharks - fur seals - nerves - animals - humans - skin cells
nerves

If skin is cooled by evaporation, then what cools the skin? Answer choices: - humidity - temperature - condensation - Solar energy - evaporation - vaporization - layers of fat - water vapor
evaporation

If life continues because organisms give rise to offspring, then why does life continue? Answer choices: - to use resources - organisms produce offspring. - sub-units of species - things don't die - the Earth being tilted - production of energy - to keep going - by keeping them warm
organisms produce offspring.