Read each scenario and determine the cause of invalid data. Renata wants to survey her 30 classmates about their favorite hobby. Her data can contain only 13 data points. 1Nev forgot to write down one data point, so he made it up.
2Keith accidentally left out a step when writing his experimental procedure.
3Adele recorded the distance between two objects in inches rather than centimeters.
inadequate data
false data
measurement or recording error
inability to reproduce data

since the atomic number is the number of protons in the nucleus, as we move to the left on the periodic table, the electrostatic pull between the nucleus and the valence electron shell decreases. as we move down a group (vertical column), the valence shell energy level gets further and further from the nucleus.

in cartography, a contour line (often just called a "contour") joins points of equal elevation (height) above a given level, such as mean sea level. a contour map is a map illustrated with contour lines, for example a topographic map, which thus shows valleys and hills, and the steepness or gentleness of slopes.

explanation: