Talk about the jobs that pipeline construction provides to citizens and wether or not it’s effects are ultimately eco-friendly
Answer:
C- Choosing variables and controls
Explanation:
Correct on edge.
Answer:
A. Positive, positive
Explanation:
As we defined the ground is the origin, as long as the rock is above the ground, its position would always be positive.
As for velocity, as long as the rock is moving upwards, its direction is also upward, so its velocity is always positive. The velocity will become negative when the rock falls down.
