Two balls approach each other as shown below. The 6.0 kg ball moves at 4.0 m/s and the 9.0 kg ball moves at 3.0 m/s. If the 6.0 kg ball bounces in the opposite direction at 2.0 m/s what is the velocity of the 9.0 kg ball after the collision? Find magnitude and direction.

3. on your graph, the data points between the black squares are data for elements with atomic numbers 3 through 9. locate these elements on your periodic table. what term or description would you use to identify these elements with respect to the periodic table?

Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd question 6 options: 3000 joules 30 joules 320 joules 3200 joules

In a simplified model of the human eye, the aqueous and vitreous humors and the lens all have a refractive index of 1.40, and all the refraction occurs at the cornea, whose vertex is 2.60 cm from the retina. what should be the radius of curvature of the cornea such that the image of an object 40.0 cm from the cornea’s vertex is focused on the retina?