Using this information... Determine the velocity of the pebble as it passes over the top of the tree.​

If forces acting on an object are unbalanced, which factors may result fron an unbalanced force? check all that apply

Aregular polygon has angkes of size 150° each. how many side has the polygon

How is coal extracted from mountaintop removal mines? a. dynamite is used to create underground tunnels where miners go to extract the coal. b. dynamite is used to break apart rocks and then draglines are used to remove the broken rock and reach the coal. c. coal in mountaintops is extracted by digging strips in the landscape to reach the coal. d. placer deposits in mountain river bottoms are removed by