Elements are arranged in groups by similar atomic structure on the periodic table. this allows for an element's properties to be predicted based on general periodic trends. one of these trends, electron affinity, increases up a group and to the right along a period and can be defined as the

a) energy required to add an electron
b) energy required to emit an electron
c) energy required to excite an electron
d) energy required to remove an electron

Date chapter motion and speed review part a. vocabulary review directions: write the terms that match each description below in thes complete the sentence in number 13. ich each description below in the spaces provided. the boxed letters will 1. equal forces acting in opposite directions (2 words) 2. occurs when an object's velocity decreases (2 words) 3. sum of all forces acting on an object (2 words) 4. total distance divided by total time (2 words) 5. name for the slant of a line on a graph 6. distance divided by time 7. a push or a pull exerted on a body or object 8. distance and direction of an object from its starting point 9. tendency to resist change in motion 10. measure of how far an object has moved 11. speed and direction of motion 12. rate of change of position at a specific point in time (2 words) 13. the rate of change in velocity is called motion and spe

For which pair of objects would adding the same a

Discuss how the hardness or softness of the landing surface is related to the time required to stop the egg