The difference between a nuclear weapon detonation and a conventional explosion is
francs, fusion, functional, fission

At very high pressures, gases become and will eventually a) more dense; become hotter b) more dense; change to a liquid or solid c) less dense; combust d) less dense; turn into a liquid

Road users moving into your lane, brake lights, and abrupt changes in road surface are a. rare at night b. indicators of potential hazards c. not worth worrying about before you reach them d. no problem for experienced drivers

What is the measurement of how fast an object moves relative to a reference point?