Which biome is characterized by plants that drop their leaves in the winter

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 !

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million

Are the layers of rock above and below the coal older or younger?