Compare and contrast a space shuttle and a space station

How are the tortoises that darwin observed on the galápagos islands similar to the anoles that losos studied

Select the situation bellow that would produce a total displacement of zero. a. a trip to the moon and then to mars b. a horse galloping from one end of a field to another c. the criss-crossing path of a bug as it flies from flower to flower d.a round-trip ride to school and back

How does human environment effect the biosphere