Change of State and a Physical Change
Answer:
0.5 , 54.5
Explanation:
for acceleration we should derivate the equation 2 times
x=3t³+t²/4
v=9t²+t/2
a=18t+1/2
a(0)=0.5
a(3)=54.5
Answer:
i like how your computer thing is red, mine is orange bc i have a haikyuu wallpaper
Explanation:
<span>The correct answer is C:Waves transfer energy, but not matter. A wave does not move matter in the direction of its propagation. It only transfers energy just like the ocean wave traveling many miles away with the water just moving up and down.</span>
It must have a medium. It must travel in empty space. Mechanical waves are waves which needs medium of propogation.