In a parking garage, both cars were parked in their own respective spaces, one behind the other. The blue car's driver accidently pressed the accelerator pad instead of the brake pad, thus backing into the green car. The force applied by the blue car was 15N and the mass of the blue car is 1500kg. What was the rate of acceleration of the blue car backing into the green car?

1. when conducting a test on what kind of music increases the growth of plants, all of the following would fail to meet to fair test standard except (1 point) using different kinds of plants. giving some plants more water than others. exposing the plants to different types of music. using nutrient-rich soil for one and lesser soil for others. 2. engineering uses scientific thinking to solve real-world problems. (1 point) true false 3. what does it mean to test a hypothesis? (1 point) pass a quiz on other scientists’ results analyze only the results from scientific sources not make assumptions about how an experiment will turn out see if the results of an experiment are what the scientist predicted