Aconcave mirror of focal length 5.0cm and a convex mirror also of focal length 5.0cm are 30cm apart. an object is 15cm from the concave mirror. consider the light rays from the object strike the concave mirror first. let the image formed by the concave mirror be the object for the convex mirror. determine the location, orientation, nature, and magnification of the final image.

Asuppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer.

What component of earth’s atmosphere exists entirely as a result of photosynthesis?

At 20∘c, the hole in an aluminum ring is 2.800 cm in diameter. you need to slip this ring over a steel shaft that has a room-temperature diameter of 2.804 cm . 1. to what common temperature should the ring and the shaft be heated so that the ring will just fit onto the shaft? coefficients of linear thermal expansion of steel and aluminum are 12×10−6 k−1 and23×10−6 k−1 respectively.