What is a strain?
a. a stretch or tear of a ligament
b. a twist or tear in a muscle
c. a puncture wound with no bleeding
d. an open wound with minimum bleeding

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 !

Which of the following types of stars are dim but can have high surface temperatures? giants main sequence stars supergiants dwarfs

What are the three different shapes, or structures, of carbon-based molecules