Acoin 2.54cm in diameter held 254 cm from the eye just covers the full moon .what is the diameter of the image of the moon formed by concave mirror of radius of curvature 1.27?

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?

Wich of yhe following is true a mass drpendent on gravity and weight is dependent on gravity