Which of the following statements could be considered scientific statements ? 1. There is water on the surface of Mars. 2. The universe contains atoms we will never detect. It is wrong to cheat. O A. C. 1 2, and 3 are all scientific O B. None of the statements is scientific O C. A. Only 1 is scientific

Plz only solve part d and h... plz solve it correctly

1. Suppose we had calculated the circumference C of the circle from our diameter d, using the formula C = Td. What would be the (absolute) uncertainty ac in the circumference, in terms of any of the following quantities: od,d, and C?

Milestone A: Walk 3.2 km (~2 miles) towards northeast. Milestone B: Walk 1.3 km towards southeast. Milestone C: Walk 2.4 km directly south. Surprise at the end! You have arrived at the treasure! Distance: What is the total distance traveled if you walk the distance A, B, C?  Give your answer in km and miles. 2. Direction: a. what is meant by “north east?” b. what direction would this be on a cartesian coordinate system? c. What is meant by “south east?” d. What direction would this be on a cartesian coordinate system? e. What about “south”? f. What direction on cartesian coordinate system? 3. Draw the diagram: include drawing the resultant a. What does the resultant vector represent? 4. Calculate: use trigonometry to find the displacement.