I would say it’s “B” for the reason that the student did not experiment with a short ramp and large ball as well as a large ramp and a short ball. They have to do those experiments as well before drawing their conclusion.
Answer:
3.75 J
Explanation:
m = 1.5 kg
a = 0.5 m/ s^2
d = 5 m
w = F × d = (0.5×1.5) × 5 = 3.75 J
Answer:
it represents group 2 and also it represents the group 3 stars
Explanation:
because i just took it and got it correct.
Answer:
a). Roger travel total a distance of 2070m
b). The average speed of the whole tip 0.16025
Explanation:
a).
First trip 450m
Second trip :
So final distance is
450m+1620m=2070m
b).
The average speed is 0.10625