Answer:
Generally speaking, "assault" occurs when someone threatens bodily harm to another in a convincing way. Assault often is followed by battery, which is defined as unlawful physical conduct (often an act of violence, but also unwelcome sexual contact). Not all threats are considered assault.
Explanation:
It causes a cough that often brings up mucus. It can also cause shortness of breath, wheezing, a low fever, and chest tightness.
Answer:
Friction is a force that always opposes all motion; it always acts in a direction exactly opposite to that in which an object is moving (or trying to move), and typically comes when the surface rubs or drags against another as it moves.
Explanation:
Answer:
Action: Setting a good sleep schedule and making sure you get the right amount of sleep every night.
Barrier(s): insomnia, excessive homework/other activities, people who wake you up, etc.