What happens when energy is added to a liquid without changing its phase

the mole of the substance will boiling or freezing point ,

all of it melt or boiled,but the temperature won't change

water boil at 212°F (100°C)

energy remove and it will be ice

if energy is added to the matter

hope you understand

the chart show the masses and velocities of two colliding objects that stick together after a collision.

according to the law of conservation of momentum, the momentum of the object after the collision is  

answer

1,500

kg • m/s.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2