Answer:
A. KE=1/2; B. KE=4; C. KE=24; D. KE=1
Step-by-step explanation:
A. KE=1/2*1*1²=1/2
B. KE=1/2*2*2²=1*4=4
C. KE=1/2*3*4²=1.5*16=24
D. KE=1/2*8*0.5²=4*0.25=1
