The variable that the experimenter decides to change to see if there is or is not an effect is the independent variable. true false

Rank the torques on the five doors shown in the figure above from least to greatest. note that the magnitude of all the forces is the same

Looking at this barometer, is the air pressure high or low? what type of weather would you expect? high, bad low, bad high, good low, good

Why are nonmetals more likely to react with eachother by sharing electrons