1. Calculate the momentum of a 1.60 x 103 kg car traveling at 20.0 m/s.

i think that d. wind is the answer.   i missed the question when i answered a. currents.

maybe because its impossible for balloons to lift a whole entire house.

the answer u all are looking for is 4000000000000000000000 million years.

1) a

2)c

3)a

4)c

5)b

hope this , if so, your appreciation would be signified through giving   me brainliest, and a you : ) have any further questions? feel   free to ask me in the questions box.