An explosion breaks a 26.0-kg object into three parts. the object is initially moving at a velocity of 30.0 m/s due west. part (1) has a mass m 1 = 4.90-kg and a velocity of 58.0 m/s due west. part (2) has a mass m 2 = 6.20-kg and a velocity of 72.0 m/s due south. what is the magnitude of the velocity of part (3)?

What is meant by the statement" the melting poin of glycerine is 13 degree celsius

The seven sisters, seven stars located more than 400 light-years away in the taurus constellation can be seen here with venus and another constellation, orion. the seven stars stay grouped together but seem to move, like the planet venus. why do stars seem to move like planets in the night sky?

10 points! will mark brainiest! in a heat engine if 1,000 j of heat enters the system and the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2,000 j 1: write the equation2: list out your known variables 3: plug the numbers into the equations 4: solve 5: write your solution statement that includes initial energy and final energy added you so much!