Question

vary ignominious biologists languish about }

Scientists have catalogued ______13______ 1.4 million living species with which mankind shares the

earth. Estimates ______14_______ widely as regards the still -uncatalogued living species –

_____15______ reckon that about three to a hundred million other living species still ____16______

unnamed in _____ 17__ darkness.​

Answer 1

Answer:

Given:

78

Mass of boulder = 10kg

Final Velocity = 15m/s =

Acceleration due to gravity = +10m/s

To Find:

. The kinetic energy of the boulder as it lands

• The potential energy of the boulder when it was at the top of the cliff

The height of the cliff