Help with both please :) I’m having trouble and explain how

What is the acceleration of a spaceship that is initially at rest and then speeds up to 220 m/s in 20 seconds

Alandscaper is shopping for landscaping materials. she wants to use materials through which water flows easily. which materials should she choose? check all that apply. clay gravel granite rocks with cracks loosely packed soil

If anyonee has done the momentum lab practical in physics can you give me the answers i am s lostt rnn : (