The velocity a rocket must reach to establish an orbit around earth is called escape velocity.

select the best answer from the choices provided

t
f

i'd say that the moon rock is about 2.2 billion years old.

photosynthesis makes the glucose that is used in cellular respiration to make atp. the glucose is then turned back into carbon dioxide, which is used in photosynthesis. while water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.

a bird that nests only in a particular tree species.

this would be called the responsiveness