Essential Pre-Uni Physics B5.1
A. 4.5 N
B. 20 N
C. -1.2 N
D. 1.7 N

Essential Pre-Uni Physics B5.2
A. 23 cm

Essential Pre-Uni Physics B5.3
A. 710000 N

Essential Pre-Uni Physics B5.4 & B5.5
A. 74 N
B. 120 N

Essential Pre-Uni Physics B5.6
A. Upper end

Essential Pre-Uni Physics B5.7
A. 290 N