b. False
2.a small star that will continue as a main sequence star for hundreds of billions of years
3.a star with a core of neutrons
4.the stage after a star completes its main sequence existence
5.the stage before a star becomes a main sequence star
Answer
5.the stage before a star becomes a main sequence star
Explanation
A protostar is a small star that is still gathering its masses. When it forms enough masses it make a parent molecular cloud.
This been the case, from the choices given, the correct statement about a protostar is;
5.the stage before a star becomes a main sequence star
Answer: The answer is c
Explanation:
Answer: 40 Joules
Explanation: Kinetic energy is the energy possessed by a body by virtue of its motion.
Kinetic energy depends on the mass and speed of the object.
m= mass of canoe = 20 kg
v= speed of canoe = 2 m/s