An archer fish launches a droplet of water from the surface of a small lake at an angle of 70° above the horizontal. He is aimin
g at a juicy spider sitting on a leaf 40 cm to the east and on a branch 23 cm above the water surface. The fish is trying to knock the spider into the water so that the fish can eat the spider. (a) What must the speed of the water droplet be for the the fish to be successful?
Red: The red parts will stay the same The blue parts will turn black - there is no red in blue The white parts will turn red - there is red in white Blue: The blue parts will stay the same The red parts will turn black - there is no blue in red The white parts will turn blue - there is blue in white