Answer:
mass is lifted 1.8 m. What is the potential energy of the mass 4. A 100 kg
Answer:
b.it depends on the distance it falls
If net external force acting on the system is zero, momentum is conserved. That means, initial and final momentum are same → total momentum of the system is zero.
B.Radiation, Because the heat is Radiating of of the burner. xD
