2. ¿Cómo puedo calcular la energía cinética de un carro de montaña rusa de 250 kg en el que suben 5 personas con una masa de 80 kg cada una y el carro baja con una velocidad de 12m/s?​

How many major plates cover the earth

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 !

Give examples of selective advantage of organism’s body part/organ