A ship sinks in water when extra load is added to it why?

If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.

What is the quantity which is measured by the area occupied below the velocity- time graph?

Which of these best describes the term ecliptic? a. the circle where "earth meets the sky" b. the change in azimuth and altitude of an object c. the point directly above the geographic north pole d. the path of the sun through the constellations of the zodiac