When you rub a match against a rough surface, fire results, giving off light and heat. the law of conservation of energy says that energy cannot be created. how can you explain the fire seeming to come from nowhere?

Scientific evidence tells us that the cause of earths four season is the tilt of earth as it revolves around the sun. the student is instructed to illustrate this information in a science notebook. how will the student illiterate winter in the northern hemisphere?

Why are people not able to skip a dive to the deepest part of the ocean

What must occur for air masses to form fronts