In a particular crash test, an automobile ofmass 1249 kg collides with a wall and bouncesback off the wall. Thexcomponents of theinitial and final speeds of the automobile are16 m/s and 3.6 m/s, respectively. If the collision lasts for 0.16 s, find themagnitude of the impulse due to the collision. Answer in units of kg·m/s

Which of the following is part of the explanation or description of electromagnetic waves? (select all that apply) a. electrically charged molecules in a medium transfer their energy to nearby electrically charged molecules. b. a changing electric field causes a changing magnetic field. c. magnetic molecules in a medium transfer their energy to nearby magnetic molecules. d. a changing magnetic field causes a changing electric field.

Aheat engine that operates on a carnot cycle has an efficiency of 0.420 when its low-temperature reservoir is at 10 ∘c. part aby how many degrees celsius must you increase the temperature of the high-temperature reservoir to increase the efficiency to 0.600 if you continue to use the same low-temperature reservoir?

Atoms in a molecule are bonded together by sharing gaining or losing_