Which of the following technological advancements was necessary before scientist could study samples from the surface of the moon? A. Flight B. Electricity C. Microscope D. Eyeglasses

What is an animal that lives by preying on other animals

Ineed some everybody. the production of cells during mitosis into specialized function is called: recombination or differentiation

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 !