In fall and winyer many trees lose their leaves in response to cooler temperatures and A. a decrease in average
B. fewer hours of daylight
C. an increase in humidity
D. more direct sunlight ​

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough

Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.

The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?