Consider the trumpet player in the marching band from the beginning of this activity. How do the nervous system and musculoskeletal systems work together to help the band member walk in formation while playing an instrument

Which process is involved in growing crops? irrigation transportation recreation condensation

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.

9. the history of life on earth is recorded in