How are advertisements from the 1920s different from those of today? How are they the same?

Do you think that the advertisements of the 1920s did a good job of creating interest or selling products?

What are the seven economic and social goals?

Diego conducted an experiment to find out what kind of ball bounces the highest when dropped from a five-foot platform. he used a golf ball, a tennis ball, and a soccer ball. he dropped each ball from the balcony once. diego recorded his observations after each drop. what can diego do to best improve the reliability of his results? a) drop each ball from the platform three more times b) record his observations in more than one unit c) write at least two scientific questions after the experiment is complete d) share his results with other people who have done similar experiments you for the !

All ova contain sex chromosomes corresponding to: x y xx xy