A player is on a hot streak when they score more than expected in a short amount of time, and a cold streak when they're scoring less than expected.
A hot streak
A cold streak
The amount of goals scored in each game, darker means more.
This visual shows how streaky the top 75 goals scorers were in their last 125 games. You can search for a player's name, use the buttons to change the rank, or click on the visual.