Any help would be kindly appreciated. An object 2 cm high is placed 18 cm in front of a concave mirror of focal length 10 cm. Locate and descibe the image produced. Trying to find out about the laws of Newton. Our calendar says 365 days, but it actually takes the earth a shade longer to rotate around the sun.
Telescopes collect and focus radiation.
Light is the most obvious form of radiation arriving at earth. Calculate its average deceleration. Calculate the magnitude and direction of the velocity of the plane as it is affected by the wind. When the proton's and the electron's charge's cancel each other out, then there are still neutrons left. How would you calculate the speed of a 97-kg man at the equator.