Answer:
the two pink/purple in the first box with the green ones and blue and grey in the second box
There are 5 types of <span> Mechanical Waves</span>
<span>Sound waves
</span><span>Water waves
</span><span>Ocean waves
</span><span>Earth quake waves
</span>Seismic waves.
So the answer is yes
Answer:
the similarity is that hands are applied and force
Force=mass x acceleration
f= 0.5 x40
f=20N
If you want your answer then you need to times 60 which is your km/hr by 4 because that is how many hours you need to know. At the end you're answer is 240