Ahmed kept a balloon from his birthday for several days until it began to deflate and slowly sink to the ground. he wondered how the balloon was losing its ability to float. he decided to use his physical science textbook to get more answers. what chapter should ahmed read to learn more about how things function or behave?

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.

Acar starts from rest at a stop sign and reaches a velocity of 25 m/s w in 4 seconds. determine the acceleration of the car. question 3 options: a) 6,25 m/s2 b)6.25 m/s c)100 m/s2 d)100 m/s