PLAESE HELP ME ASAP!! Why are the methods used to find exosolar planets based off inferences rather than direct observations? Use details to support your answer

*drag each tile to the correct location in the sequence* the table shows chronological events in the life of our sun, a medium-sized star. place the missing events into the correct rows of the table.

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?

Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?