When gina was 10, she swam in the ocean for the first time. she remembers the feeling of kicking her feet, slicing her arms through the water, tasting the tangy salt water, floating her on her back, and learning from her father that salt water is more dense than fresh water, which makes floating easier. which element is a semantic memory?

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.