Biodiversity is important in ecosystems for A. stability of an ecosystem
B. food supply for organisms
C. health and safety of organisms
D. All of the above

Astudent pushes on a 20.0 kg box with a force of 50 n at an angle of 30° below the horizontal. the box accelerates at a rate of 0.5 m/s2 across a horizontal floor. what is the value of the normal force on the box? 200 n 243 n 156 n 225 n

Place me with this question is my last question

How can waves travel through ground?