| Load profiles are a standard analysis tool showing passenger activity and passenger load at each stop along a route in a single direction. |
| Carbon is cycled through the hydro and geosphere through biological, physical/chemical, geological, and human activity. |
| Too much sympathetic nervous system activity can be associated with stress, anxiety, and dysphoric mood. |
| The house was a hive of activity as we prepared for the party. |
| Police have received reports of gang activity in the neighborhood. |
| Drugs can modulate the activity of the sympathetic nervous system by affecting the synthesis, storage, release or reuptake of noradrenaline. |
