You step onto a hot beach with your bare feet. a nerve impulse, generated in your foot, travels through your nervous system at an average speed of 110 m/s. how much time does it take for the impulse, which travels a distance of 1.74 m, to reach your brain?

Picture a all traveling at a constant speed around the inside of a circular structure. is the ball accelerating? explain your answer

If a tank filled with water contains a block and the height of the water above point a within the block is 0.8 meter, what is the pressure at point a?

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 2 options: the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the cold balloon expands and rises. the warm balloon shrinks and sinks. the warm balloon expands and rises. the cold balloon shrinks and sinks.