A scientist observed that penguins move efficently through water. the scientist makes a that if a boat is designed with a propulsion system that moves like a penguin, then the boat will be more efficient than traditional boats

What statements describe a host organism?

Apart of an ecosystem that can restrict the growth of a population is referred to as

How does the diagram explain ocean currents? earth tilt 23.5 degreesquestion 1 options: earth's tilt causes uneven heating of earth which causes currents. earth's tilt causes the ocean to move because of gravity. earth's tilt and its rotation cause currents. earth's tilt causes uneven distribution of salt which causes currents.