Which of the following does not illustrate an environmental hazards of fracking

Johnny rode his bike 4 blicks down the street to his friend's house once he got to his friend house and realized he could not cone out to play he turned aroubd and went back home. what is displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Which statement names a physical property of wood? wood does not rustwood can burnwood can rotwood is softer than coal

Which of these reproductive method is the only on available to mosses and fernsspores