If the near-point distance of the jeweler is 25.8 cm, and the focal length of the magnifying glass is 7.70 cm, find the angular magnification when the diamond is held 5.48 cm from the magnifying glass. Assume the magnifying glass is directly in front of the jeweler's eyes.

Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx hurrim timed

Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?

Scientists follow specific processes in order to determine valid explanations and conclusions from observations. david observed strange lights in the sky above his home outside of roswell, new mexico. the only explanation that makes sense to him is that there are ufos in the area. what should david do next to verify his explanation?