Describe how changes the incline angle affects the work

A2 kg ball travellng to the right with a speed of 4 m/s collidees with a 5 kg ball traveling to the left with a speed of 3 m/s. take right to be the positive direction. what is the total momentum of the two balls before they collide? what is the total momentum of the two balls after they collide?

How many molecules are present in 3 mols of silicon dioxide (sio2)?

Both independent and dependent clauses