A jogger, whose mass is 65 kg, is moving at a speed of 4 m/s. What is the jogger's kinetic energy?

Remember to use the proper number of significant figures and leading zeros in all calculations. gelatin has a density of 1.27 g/cm³. if you have a blob of gelatin dessert that fills a 2.0 liter bottle, what is its mass? 2540 g2500 g3.9 x 10-43.937x 10-4

Can someone me with 3 and 4 plz. this is for masteries test.

Which of the following is not one of the steps in the scientific method a. hypothesize b. summarize c. analyze d. familiarize