Mammals breathe with the help of a diaphragm, and breathing Stomach muscles press against the resistance of the diaphragm. Given these facts, what is pressed against when mammals breathe among the following options: - objects that have mass - the skin - an organism's body - an object - layers of fat - matter vibrating - a cuticle - stomach muscles
stomach muscles

Friction causes the temperature of an object to increase, and if there is no movement friction is zero. Given these facts, movement causes the temperature of an object to what among the following options: - friction - Rise - Newton's laws - reduce - inertia - it expands - It decreases - increase
increase

Transportation technology is used for moving people, and technology permits space travel and transportation. Given these facts, what is used for moving people among the following options: - a hydraulic system - birds - rivers - clouds - lava - space travel - engines - electricity
space travel

Fish have a centralized nervous system with a brain, and fish include trout and other fish. Given these facts, what has a centralized nervous system with a brain among the following options: - Birds - pan - virus - sharks - Man - trout - leech - parasite
trout