An airplane is flying at a flight (or local) Mach number of 0.70 at 10,000 m in the Standard Atmosphere. Find the airplane speed relative to the ground (a) if the air is not moving relative to the ground and (b) if the air is moving at 30 km/h in the opposite direction from the airplane.

What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.

What is the weight of a feather (mass = 0.0001 kg) that floats through earth's and the moon's atmospheres?

Aspectroscope breaks light up into its colors, allowing scientists to analyze light from the solar system and universe. by studying the spectral line patterns, widths, strengths and positions, scientists can determine the speed, position, and of celestial bodies. a) age b) origin c) rotation d) temperature