John goes 8 steps north, 3 steps east, 6 steps south, 6 steps west and 2 steps south. what us john's displacement from his starting point?

What’s #16 asking me and how do i solve it?

A20 cm long spring is attached to a wall. the spring stretches to a length of 22 cm when you pull on it with a force of 100 n. what is the spring constant

A10-kg isto a of 10 m at aa0.9 kg/m.30 kg of ,at aas10-m .. ( 9.8 m/s2 g.)