A car starts from rest and accelerates uniformly for 20s to attain speed of 25ms. It maintains this speed for 30s before decelerating uniformly to rest.
The total time for the journey is 60s.
a. Sketch a velocity-time graph for the motion
b. Use the graph to determine the
c. Total distance travelled by the car,
d. Deceleration of the car.

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Which beliefs and principles in the declaration of independence and the u.s. constitution create a national identity? a.) belief in god, allegiance to popular sovereignty, and states’ rights. b.) free enterprise system, free trade system, and separation of powers. c.) individual freedom, political equality, and unalienable rights. d.) powerful executive branch, judicial review, and bicameral legislature.