Answer:
I think its the Blue wave, im not sure so dont take my word for it.
Explanation:
First we will find the speed of the ball just before it will hit the floor
so in order to find the speed of the cart we will first use energy conservation



So by solving above equation we will have

now in order to find the momentum we can use



Answer:
They are both forms of energy. One has to do with hearing and the other a little bit of light.
Explanation:
Increasing Order..
So, it's from the little one into the biggest one..
My Answer is
C: Mercury < Earth < Saturn < Jupiter
What Shape of The Earth ?
Is it Round or Flat ?
Subjective Answer..
Mechanical advantage of a machine is the ratio of the output force over the input force or M=Fo/Fi. Since M=1, Fi=Fo, or the input force is equal to the output force. This means that to raise the refrigerator that weighs 900 N, we need the same input force of 900 N, or Fo=Fi=900 N.