A 110-kg football linebacker has a head-on collision with a 150-kg defensive end. After they collide, they come to a complete stop. Before the collision, which player had the greater momentum and which player had the greater kinetic energy?
The KspK_{\mathrm{sp}}Ksp of AgCl is given in above Table. What is its value at 60∘C60^{\circ} \mathrm{C}60∘C ?
Un disco de metal de 4.0 kg4.0 \mathrm{~kg}4.0 kg y 36 cm36\mathrm{~cm}36 cm de diámetro, inicialmente en reposo, puede girar sobre un eje a lo largo de su eje. Se aplica una fuerza tangencial constante de 5.0 N5.0 \mathrm{~N}5.0 N al borde del disco. ¿Cuál es la velocidad angular del disco, en rpm\mathrm{rpm}rpm, 4.0 s4.0 \mathrm{~s}4.0 s después?
Unlike speed, velocity is a __________ quantity.