1. A racing car reaches a speed of 40.0 m/s. At this instant, it begins a uniform negative acceleration, using a parachute as a braking system, and comes to rest in 5.00 s.
(a) Determine the acceleration of the car.
(b) How far does the car travel after acceleration starts?

Alice added sodium chloride to water and stirred the water for several minutes. alice is most likely trying to demonstrate that ionic compounds a. are hard. b. can dissolve. c. are clear. d. can melt.

The softest and hardest minerals are: softest hardest

Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates