Answer:
Explanation:
The system boy-skateboard can be modelled by means of the Principle of Momentum Conservation:
The final velocity of the skateboard:
Answer:
Potential energy is the latent energy in an object at rest.
Explanation:
Hope this helps- this is how I would answer :)
A.how much power is needed to push the box at a speed of.
Answer:
conduction- toughing a stove and getting burnt
Explanation:
convection-hot air rising cooling and falling radiation-heat from the sun warming your face
Wave interference is the phenomenon that occurs when two waves meet while traveling along the same medium. The interference of waves causes the medium to take on a shape that results from the net effect of the two individualwaves upon the particles of the medium.Hope this help!