Two students measured the acceleration of a model boat being acted on by varying forces. This data table shows the acceleration of the boat. According to the data table, how much force is acting on the model boat when the students measure an acceleration of 3.0 m/s??

Which statement about the stamps is correct?

If you add 10ml of hot water to 10ml of cold water and the change in tempature 8°c calculate how much energy is gained by the cold water

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line