25 Velocity (msec)
20
5
A
0 1 2 3 4 5 6
Time(sec) ->
170)
The car's acceleration from A to B is:
a) O m/sb) 8.3 m/s2 c) 9.6 m/s2 d) 2 m/s2
17(11)
Find out the car's acceleration from B to C (if velocity at 'C' = 17 m/s):
a)-12 m/s2 b) 0 m/s2 C) - 8 m/s2 d) 9.6 m/s2
17 (111)
What is the distance covered by the region ABE?
a) 37.5 m
b) 74.3 m
c) 2.4m
d) 0 m
17(iv)
What is the average velocity from C to D?
a) 6.8m/s b) 4 m/s 0) 8.5 m/s d) none of the above​

Aparticle travels in a circular orbit of radius 21 m. its speed is changing at a rate of 23.1 m/s2 at an instant when its speed is 37.2 m/s. what is the magnitude of the acceleration (in m/s? ) of the particle?

Animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. reactivate d) a dog is getting hot in the sunlight, so he moves to a shaded area.

What would be the radius of the earth if it had its actual mass but had the density of nuclei? express your answer to two significant figures and include the appropriate units.