Giraffes have long necks that allow them to eat leaves in trees. what characteristic of life is this most directly an example of? a. acquiring energy b. reproducing c. maintaining structure d. not enough information to answer

What kind of simple machine is a catapult?

Scientists follow specific processes in order to determine valid explanations and conclusions from observations. david observed strange lights in the sky above his home outside of roswell, new mexico. the only explanation that makes sense to him is that there are ufos in the area. what should david do next to verify his explanation?

Question 1 of 10multiple choice: select the best answer and click "submit."what method of forecasting predicts the arrival time of a storm based on itscurrent speed and other starting variableso a. climatology methodo b. trends methodo c. analog methodod. persistence method