2. In a measurements of length, the value reported is 5.00 meters. A more precise measuring device returns 5 digits of precision. Which
of the following could be the more precise value of the length?
5.09 meters
4.9999 meters
4.9911 meters
5.1000 meters

What is the acceleration of a spaceship that is initially at rest and then speeds up to 220 m/s in 20 seconds

What are atoms of the same element with varying number of neutrons

Which of the following is part of the explanation or description of electromagnetic waves? (select all that apply) a. electrically charged molecules in a medium transfer their energy to nearby electrically charged molecules. b. a changing electric field causes a changing magnetic field. c. magnetic molecules in a medium transfer their energy to nearby magnetic molecules. d. a changing magnetic field causes a changing electric field.