An airplane whose airspeed is 225 km/h flies parallel to the direction of a head wind with a speed of 40 km/h. What is the resultant speed of the plane relative to the
ground?

Which form of cell division creates the sperm and egg, resulting in half of the chromosomes as the other cells?

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created

Geologists get to play with chemistry, physics, and history! and what a history you will meet as youwork your way through the course. starting at the beginning, the textbook provides the scientifically acceptedstart of the and promises that you'll get to explore some of the evidence for that scientific view, later inthe semester. meanwhile, which is more nearly correct of the scientifically accepted view? a) the earth formed when the big bang caused older materials to fall together, about 14 billion years ago.b) the earth formed from the falling together of older materials, about 4.6 billion years ago.c) the earth formed in the big bang, about 6000 years ago.d) the earth is eternal, having been here forever and promising to be here forever.e) the earth was assembled by gigantic space beavers, which gnawed down the primordial tree of life andpiled its branches together to form the planet.