One child watches another take a toy. the first child says, "i'm going to tell on you." the fact that he thinks he will gain a reward for this shows that he is in the stage of morality.

where is the

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.