A rake is a set of metal or plastic teeth on the end of a long stick that is used for raking up large bits of trash on the ground. Rakes are most often used for raking fallen leaves into piles when they fall in autumn.
A rally is a large gathering of people who come together for a common purpose such as protest or support of a political cause.
A ramp is a surface that is sloped to make it easy for things with wheels to get between a low place and a higher place. The ramp in the photo is for people to get in and out of a truck. Ramps are often used inside multi-storey car parks so cars can drive up to the top. Ramps are also used as well as stairs to get into a building. People can walk up stairs easily, but ramps are needed for people who are in a wheelchair, for people with prams, or for anyone who simply has trouble climbing stairs.
A ranch is another word for a farm, particularly one that is used for grazing cattle. Someone who works with cattle on a ranch is called a cowboy.