If you spill household bleach on denim jeans, you will observe that the area of the spill no longer has a blue color. Is this change chemical or physical? Give a reason for your
answer.

The 5-kg cylinder is initially at rest when it is placed in contact with the wall b and the rotor at a. if the rotor always maintains a constant clockwise angular velocity v = 6 rad> s, determine the initial angular acceleration of the cylinder. the coefficient of kinetic friction at the contacting surfaces b and c is mk = 0.2.

Why is it important always to use horizontal bars in unit fractions when performing unit conversions?

Explain the comparisons between nature and packingtown that appears on pages 81 and 82 answer