If gas can be converted into electrical energy, then gas can be converted into:? Answer choices: - a hydraulic system - electrical energy - planet - car engine - Time and energy - an engine - hydrogen and oxygen - solar energy
electrical energy

If many animals ways of getting rid of extra heat makes bodily water decrease, then many animals ways of getting rid of extra heat makes bodily what decrease? Answer choices: - solutes - death - water - Energy. - energy - matter - low pHs - Weight
water

If the immune system is a defense against harmful particles from entering the body, then the what is a defense against harmful particles from entering the body? Answer choices: - lungs - It remains dormant - A virus - immune system - exoskeleton - pancreas - chickenpox - liver
immune system