Roundworms live wherever there is water. they have nostrils but no eyes. how are they able to move about in the water? a. they bend from side to side to move. b. they pump water through their tube feet. c. they use their jointed legs to walk. d. they use their tentacles to push the water.

Defend or refute the argument that the government has too large a presence in the agriculture industry.

Select the situation bellow that would produce a total displacement of zero. a. a trip to the moon and then to mars b. a horse galloping from one end of a field to another c. the criss-crossing path of a bug as it flies from flower to flower d.a round-trip ride to school and back

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point