Answer:
Line the numbers from smallest to largest the subtract the smallest from the largest numbers.
The doppler effect is the increase or decrease in the frequency of sound, light, or other waves as the source and observer move toward or away from each other.
Answer:
No it can not
Explanation: Kinetic energy is the energy of motion so it can not be negative the kinetic energy can only be at a point of "0" which is when its not moving. (I hope this helped) :))
Answer:
3.8 m/s
Explanation:
Momentum is the product of mass and velocity hence
Momentum=mv where m is mass and v is the velocity of an object
Making v the subject of the formula then

Substituting 1710 kgm/s for momentum and 450 Kg for mass we obtain

Hence the speed of dogsled team is 3.8 m/s