Find the speed of a rolling ball that travels a distance of 10 m over the top of a smooth table in 2.0 seconds

2. circled insects have mutations, or changes to their dna. how many of the offspring insects in this generation have mutations?

Calculate the speed of segment c. (science question)1.7 m/s .4 m/s*****.6 m/s 2.3 m/s

A60-gram sample of radioactive isotope is measured after two half-lives have passed. what pair of percentages describe the sample after two-half lives? a.) 50% unchanged and 50% stable b.) 25% unchanged and 75% stable c.) 12.5% unchanged and 87.5% stable d.) 75% unchanged and 25% stable