All of the above, work is a measurement of energy transfer, in Joules.
Potential energy = Joules
Kinetic energy = Joules
The key thing here is that anything having to do with just energy or energy transfer is measured in joules.
Answer:
The distance travel in its lifetime of earth is
Explanation:
Change respecto the pion
The speed of the pion:
Knowing the speed of the light is about
Now to determinate the distance
Answer:
275 kJ
Explanation:
KE = ½mv² = ½(1200)(25²) = 375,000
Since there is no decimal point in the number given above, the counting for the number of the significant figures will start from the left. Then, the first zero from the left is insignificant. Therefore, in this number there are 6 significant figures.
<span>Sound waves with frequency higher that 20,000 Hz are referred to as "Ultrasonic"
Hope this helps!</span>