Apendulum has 951 j of potential energy at the highest point of its swing. how much kinetic energy will it have at the bottom of its swing?

What substance has a mass of 9.5g and volume of 2.1cm^3

Scientists often have to deal with numbers that are either very large or very small. for example, the radius of the sun is approximately 696,000 kilometers, while bacterial cells are as small as 1.9 × 10-4 millimeters. express each number in an alternate form.

Pls i will do pls imma diewhat forms white light? (4 points)a. combination of all wavelengths of ultraviolet light b. combination of all wavelengths of visible lightc. absorption of electromagnetic waves d. absorption of infrared rays