If insects have jointed segmented exoskeletons, then what have jointed segmented exoskeletons? Answer choices: - insects - mountains - tortoises - barnacles - humans - crocodiles - knee joints - animals
insects

If brakes cause friction, then what causes friction? Answer choices: - chemicals - Energy. - energy - wind - driving - brakes - heat - nerves
brakes

If perspiration reduces body heat, then what would a person do that would reduce their body heat? Answer choices: - using steel - Exfoliation - Evaporation - drink a warm drink - burning coal - perspire - exercise outside - take a nap
perspire

If electric motors and stoves transform electricity, then what can transform electricity? Answer choices: - heating liquids - movement of tectonic plates - tectonic plates being pushed together - Warm air moving into cold air - animals with backbones - Light passing through water - The bending of a ray of light - electric motors and stoves
electric motors and stoves