Answer in N for part 1

Part 2: What does the lower scale read, Answer in units is N

John throws .4 kg ball with velocity of 18 m/s. hits .2 kg bottle and bottle flies 25 m/s. how fast is ball traveling after hitting the bottle?

Ineed asap! list 3 examples in which friction us or makes things easier in our daily life. explain the effect of friction for each. *make sure you explain the effect of friction for each example! *

Free runners jump long distances and land on the ground or a wall. how do they apply newton’s second law to lessen the force of impact?