A plane moves at 15 km/h for a total distance of 300km. How long did it fly for? * 20 hours
0.05 hours
450,000 hours
2 hours

first thing first of the answer is with technology. second thing second thing is that the big bang theory did not happened u see they say it did but what they dont realize is that like dinasures are still a round they might deny it but they and look at these 12 foot human skelteons they find lets see didnt the bible say something about giants. hope this peace.

float.

archimedes' principle

denser than water sinks in water.

denser than mercury would sink in it

according to jean piaget, in what stage of cognitive development are children able to understand conservation task?

b. preoperational

just took it