Which characteristics can be determined given only the information above? 1.) luster 2.) streak 3.) crystal size 4.) crystal structure PLEASE HELP ME SCIENCE

Sort the images based on whether there's a force of attraction or repulsion between the magnets shown. attraction repulsion

If you visited mount shasta city (elevation 900 m [3000 ft.]) and found the outside air temperature to be 27°c (81°f), what would be the air temperature at the summit of mount shasta (elevation 4200 m [14,000 ft.]) at that moment-assuming that the temperature conditions with altitude change at an average, or normal, lapse rate?

Acar driving 22.7 m/s on flat ground drives off a 42.3 m high cliff. how much time does it take to reach the ground?