6.22 KG bowling ball collides head-on with a 1.9 KG bowling ball The pin flies forward with the speed of 2.33 m/s of all continues forward with the speed of 1.12 m/s what was the initial velocity of the ball

This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer