You are with 17 other people on a boat at rest in frictionless water. the group's total mass is 1326kg , and the boat's mass is 1.2×104kg . the entire party walks the 6.3m distance from bow to stern.

how far does the boat move?

With i really need the correct answer!

Which statements describe the movement of ocean currents around the globe? check all that apply. strong winds force warm water to sink to the ocean floor. the coriolis effect causes warm and cold water to mix. cool dense water sinks to the ocean floor. warm water replaces cool surface water. wind blowing parallel to the shore causes upwelling of cool water.

If gases like carbon dioxide and methane make up less than 1% of the total atmosphere, why is it important for scientists to monitor changes in percentages of these gases?