Sp2 in the first graph.
13 and 14
average acceleration between 4-8 s is
area of square (4*4+24)= 40 /2 = 20 m/s2
13. initial velocity u = 14 m/s, acceleration a = 2.5
m/s2, t= 3 s
a. velocity at the end of the 3 s is using equations
of motion
v = u +at = 14+2.5*3 = 21.5 m/s
b. distance covered during the time
s = ut + 1/2 at^2
=
14*3+1/2*2.5*9
= 53.25 m
14.
initial velocity u = 2 m/s, acceleration a = 2.2 m/s2,
t= 3 s
a. velocity at the end of the 3 s is using equations
of motion
v = u +at = 2+2.2*3 = 8.6 m/s
b. distance covered by the runner during 3 s is
s = ut + 1/2 at^2
=
2*3+1/2*1.1*9
= 10.95 m
jesti ( 4 14 13 Graph the line. y=2x-6 1
Determine the standard equation of the ellipse using the given graph х 15 14.-5) -13-
24 Question 13 (1 point) The types of hybridization of pointed by arrows atoms (in the order C.C,O) in the structure below: 27 CH, HC sp, sp2, sp2 Osp3, sp3, sp3 sp, sp3, sp2 sp2, sp2, sp2 24 Question 12 (1 point) 27 There are o and Tt bonds in e following molecule: 30 HC CH2 0: CH2 6 and 5 09 and 5 8 and 4 14 and 5 10 and 4 MacBook Air
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